SANTA CLARA (AP) — San Francisco cornerback Tarell Brown said Tuesday that his new agent, Joel Segal, is in talks with the 49ers about compensation for a portion of the $2 million escalator Brown inadvertently voided in his contract by not participating in the team’s voluntary offseason program.Brown fired agent Brian Overstreet last month for the mistake, and said he learned via Twitter about the money he had lost. He acknowledged he didn’t know he stood to earn $2 million for sticking around during offseason activities, so he went home to Texas to train, as he has done in previous years.“No, I haven’t moved on,” Brown said. “Nothing has happened.