Joshua Owusu-Koramoah, the 23-year-old brother of Browns linebacker Jeremiah Owusu-Koramoah, was found dead Tuesday in a burned residence in Virginia. According to Mary Kay Cabot of the Cleveland Plain Dealer, police are investigating it as a homicide. Joshua Owusu-Koramoah played linebacker at William and Mary. Jeremiah, a year younger than Joshua, has explained that Joshua and another brother, Jerry Brooks, were responsible for Jeremiah playing football. At age six, Jeremiah didn’t like wearing a helmet and wanted to quit. “If it wasn’t for those two I would probably be playing basketball,” Jeremiah Owusu-Koramoah said in January. “Definitely very influential in terms of…