Michael Sam left the Montreal Alouettes' training camp for personal reasons, the team announced. "With all due respect for Michael Sam, the nature of this decision will remain confidential," the team said in a statement. "The Montreal Alouettes fully respect Michael Sam's decision and rally around him to offer him all time and support needed. The team has left the door open and Michael is welcome to come back whenever he feels ready." The former St. Louis Rams and Dallas Cowboys defensive end had signed a standard contract with a team option for 2016. He was due the standard rookie rate, due a $100,000 salary for this year and $150,000 in 2016. Sam was with the Cowboys’ practice squad after being released by the Rams. Sam was the first openly gay active player in NFL history. Follow me on Twitter: @RavensInsider Aaron Wilson covers the Ravens for The Baltimore Sun