MLB & MLBPA officially announce rules changes. Among the changes for 2019:

Number of mound visits reduced from six to five
July 31 is sole trade deadline, no more post-July 31 waiver trades
HR derby winner receives $1 million
"Election Day" to pick All-Star Game starters pic.twitter.com/xWvWwqXJt5

— Kyle Glaser (@KyleAGlaser) March 14, 2019