Andrew Luck is throwing footballs!
Zak Keefer of the IndyStar provides the video proof:
(*one correction: this isn't an NFL football but a college football)
This is obviously a significant step forward in his rehab process, but it doesn't mean that he'll 100% be ready for the season. Remember, he threw last Fall before his shoulder had issues and he was shut down for the rest of the 2017 season. The good news is we can finally stop asking about it.