Antonio Brown arrives for Raiders camp in hot-air balloon Since then, coach Jon Gruden has not been pleased with his new receiver.”I think we’re all disappointed,” Gruden said after practice Friday. “We think he’s disappointed. We’d like to get the party started. We’d like to get him out here.”He’s a big part of the team.” Raiders’ Jon Gruden on Antonio Brown: ‘I think we’re all disappointed’ Antonio Brown is now day-to-day after seeing a foot specialist over the weekend.The seven-time Pro Bowl wide receiver had an appointment Saturday to try and figure out what exactly was keeping him off the field. An official diagnosis was not disclosed, but the NFL Network reported that all parties remain “positive” after the expected results.Brown was placed on the non-football injury list after arriving to camp on July 26. However, at that time, the issue was described as “very minor,” according to an ESPN report. Related News Brown was acquired in a trade with the Steelers this offseason and penned a three-year, $50.12 million contract with Oakland, which has high expectations for him.The 31-year-old receiver led the NFL in touchdown receptions last season with 15 and finished with more than 1,200 yards receiving for the sixth consecutive season.