NBA Report: Colts Knew Since March Andrew Luck Was Retiring by NBATitleChase • August 25, 2019 • 0 Comments A very not-hot-take. An league source backs up the idea that the Colts have known for some time of Andrew Luck’s impending retirement. PER ProfootballTalk: Per a league source, there’s already scuttlebutt in league circles that the Colts have been aware of Luck’s potential retirement since March, and that they’ve been trying to talk him out of it while also preparing to move forward with Jacoby Brissett as the starting quarterback.