(00:00) Bills say Stefon Diggs was present on Tuesday morning, but left before the start of practice
(30:00) Sean McDermott says he's 'very concerned' about Diggs absence
(00:00) Bills say Stefon Diggs was present on Tuesday morning, but left before the start of practice
(30:00) Sean McDermott says he's 'very concerned' about Diggs absence