A timeline of the NFL's Antonio Brown saga, from promising rookie to unrelenting controversy

Allen Kee / ESPN Images(NEW YORK) — Nine years ago, as the Pittsburgh Steelers opened training camp for the 2010 season, head coach Mike Tomlin assessed the future of sixth-round pick Antonio Brown and Brown’s fellow rookie receivers. “The pedigree stands out,” Tomlin told the Pittsburgh Post-Gazette. “They show maturity in terms of catching the football and gaining separation … but they still got miles to go. They’re rookies. But I like what they’re doing.” Now, nine years later, Brown has separated himself from his rookie class — and the rest of the NFL — by fashioning the most prolific six-year