Here is the latest MLB news from the past couple of weeks:APRIL 2The New York Mets' Opening Day game against the Nationals on Thursday was postponed because of coronavirus concerns after at least three Washington players tested positive for COVID-19. The Mets and Nationals were supposed to play on Saturday and Sunday, but now both sides won't meet at all, according to MLB.com's Anthony DiComo. The Mets will open the season on Monday against the Philadelphia Phillies. Read more here.Mets 3B J.D. Davis said he is unsure if he'll get the COVID-19 vaccine. Read more here.Major League Baseball has settled on a 20-round draft for the 2021 season, J.J. Cooper of Baseball America reports. That outcome has long seemed likely, as it is the minimum number of rounds required in the 2020 agreement between MLB and the MLBPA. While it’s obviously a step up from last year’s five-round event, the 20-round length still clocks in at half the length of the standard 40-round draft. Read more here.MLB and the MLB Players Association announced that three new players and one staff member tested positive for COVID-19 over the past week. It's the second straight week the league has recorded four new positive coronavirus cases. From March 12-18, only one player tested positive. Read more here.APRIL 1President Joe Biden criticized the Texas Rangers' decision to place no limit on fan capacity for their home opener, calling the decision a "mistake." The Rangers are the only team that is placing no cap on fan attendance for their home opener on April 5 against the Toronto Blue Jays, meaning that over 40,000 fans could be gathered at Globe Life Field for the game. Fans attending the home opener will be required to wear masks, except when they are eating or drinking at their seats. After the home opener, the team is planning to have "distanced seating" sections, which will feature more space between occupied seats. Read more here.PFurthermore, per Chelsea Janes of the Washington Post, Nationals general manager Mike Rizzo confirmed the team could be staring at a "major outbreak" that could cause MLB to postpone the entire series. Read more here.MARCH 30The Astros announced that Myles Straw, Abraham Toro and Garrett Stubbs have rejoined the team after clearing COVID-19 protocols. The trio were absent for contract-tracing purposes in the wake of another positive test within Houston’s camp. In addition, Tigers pitching coach Chris Fetter tested positive for COVID-19, manager A.J. Hinch told reporters. Other coaches are out of camp while contact tracing and further tests are administered, though it appears to be somewhat precautionary, as Hinch said that “no one else — player, staff — has been impacted or affected by this.” Read more here.The Blue Jays confirmed that their third homestand of the upcoming MLB regular season has been relocated to their spring training facility of TD Ballpark in Dunedin, Fla., due to the continued closure of the border that separates the United States and Canada to non-essential travel because of the COVID-19 pandemic. They announced on Feb. 18 that their first two homestands would be played in Florida. To date, Toronto now has 22 of 81 home games scheduled to occur at TD Ballpark rather than Rogers Centre. The Blue Jays won't return to Toronto until May 31, an off day, at the absolute earliest. They hope to fill TD Ballpark to 15% capacity for home games that begin April 8. Typically, the venue seats approximately 8,500 fans. Read more here.MARCH 29Houston Astros players, who choose to do so, will receive the COVID-19 vaccine before Opening Day, manager Dusty Baker said Monday, per The Athletic's Jake Kaplan. Read more here.With the vaccine becoming more available across the country, Major League Baseball is expected to relax health and safety protocols for teams who have at least 85% of their Tier 1 players vaccinated, per USA Today's Bob Nightengale. Read more here.However, per Ben Frederickson of the St. Louis Post-Dispatch, Cardinals manager Mike Shildt said on Monday his club may not hit the 85% mark due to players opting against vaccination. Read more here.MARCH 26Per Anthony Castrovince of the official MLB website, over one million total vaccine doses have now been administered across nearly a dozen ballparks. Earlier this month, the NFL surpassed the one-million mark for vaccines provided at league sites. Read more here.MARCH 24New York Yankees manager Aaron Boone told reporters on Wednesday that he was recently vaccinated against COVID-19 and will encourage his players and staff members to get their shots when they are eligible. Read more here.MARCH 20The Toronto Blue Jays are about to open their second season outside of their home city, but there is some optimism that this will not last through 2021. Per Kaitlyn McGrath of The Athletic, Blue Jays president Mark Shapiro revealed that the team hopes to seek formal permission within the next few months to begin playing games at Rogers Centre. Read more here.MARCH 11The 2021 minor league season will see some new and altered rules at the various levels of playing, according to a statement from Major League Baseball. Read more here.MARCH 10The Miami Marlins announced a partnership with Florida Pest Control and parent company Rentokil for a drone disinfection program. According to the release, the drone technology will cover open areas with "a fast-acting formula" that "inactivates pathogens within four (4) minutes of the drone application, including coronavirus, norovirus, H1N1, SARS, MRSA, swine flu, E. Coli, Salmonella and more." Read more here.MARCH 8After being halted in 2020 due to the pandemic, Major League Baseball’s revenue-sharing system between bigger-market and smaller-market teams will return in an altered form in 2021, The Athletic’s Evan Drellich reports. Smaller-market clubs will only receive half of the normal amount of funds this year, with the other half coming in 2022. The league itself will be covering the 2021 payments in a loan deal, with the larger-market teams expected to eventually pay MLB back. Read more here.MARCH 6The NFL, NBA, MLB, NHL and NCAA, unsurprisingly, took a massive hit due to the COVID-19 pandemic in 2020. When the entire country came to a halt about one year ago, Forbes estimated that the four major American sports leagues and the NCAA would lose a combined $5 billion in revenue. According to Forbes' most recent report, the revenue losses for the NCAA and the four major U.S. sports leagues have now hit at least $14.1 billion. Read more here.