MLB September 5, 2023 4:50 pm MLB prospects who got the call up September 1 On September 1, MLB active rosters expanded from 26 to 28 players for the remainder of the regular season. Here are 10 prospects who got their call to the big leagues on September 1. US & World Videos 1:01 2024 PGA Championship third round recap 0:52 2024 PGA Championship second round recap 0:57 Scottie Scheffler arrested on way to PGA Championship 2:28 CT Unified FC launches free youth academy program 0:54 2024 PGA Championship first round recap