Richardson is keeping things simple, while Warren is making jaw-dropping catches that even his teammates can't believe.

Warren and the Colts come into the building after some time away following OTAs and minicamp, but now heading into the season, the work's begun to ramp up not just in Indianapolis, but around the league, with less than two weeks to go until the regular season kicks off. And for Warren, that work doesn't stop just on the field during camp.

The Indianapolis Colts returned to the field on Sunday for their second straight training camp practice and their ninth overall. While there's always a lot that takes place, let's dive into the three big takeaways from Sunday's practice.