Ryan O'Halloran‏@ryanohalloran2h Another right tackle hits the market -- agent for Atlanta veteran Tyson Clabo tweets he's been released. Ryan O'Halloran‏@ryanohalloran2h Chad Speck's tweet: "Clabo immediately becomes one of the top two tackles on the open market. He's started 91 consecutive games." Evan Silva‏@evansilva1h Andre Smith was @PFF's No. 1-rated right tackle in 2012. Tyson Clabo was Top 5, and Eric Winston was No. 9. They are all free agents.