NFL news roundup: Darrelle Revis, RGIII should be ready for Week 1, Aaron Hernandez update and more

An arrest warrant hasn't yet been issued for New England Patriots tight end Aaron Hernandez, but the investigation remains ongoing. Hernandez showed up at Gillette Stadium on Thursday, but team staff were waiting for him and told him to go home. It's unclear why Hernandez went to the stadium since no coaches were there. Police also obtained three new search warrants as they investigate the New England' tight end's involvement in the murder of Odin Lloyd. Darrelle Revis, Robert Griffin III should...