The Browns are defending their handling of Johnny Manziel's late-season concussion. The team issued a statement on Tuesday saying Manziel was diagnosed with a concussion on Dec. 30 by an independent neurologist, countering an NFL Network report that they lied about the injury to cover up the troubled quarterback showing up intoxicated for practice. ''Johnny Manziel came to our facility on the morning of December 30th and complained of concussion symptoms,'' the statement read. More...