Rating the Bears' rookies during training camp

Tuesday night, Bears rookie receiver Zavion Thomas sent veteran Kalif Raymond a video of the ankle exercises he does every night before bed. Typically during training camp, it’s the other way around. “It's a vet-type mindset to be disciplined and do something like that,” said Raymond, who is entering his 10th season in the NFL but first with the Bears. “And when he showed me that video, I was just happy to know that that's who he is.” The speedster’s focus — he follows Raymond around like a…