Brock Purdy could have a new toy. Kyle Shanahan might have a new weapon. George Kittle may have a pretty formidable new running mate. DeZhaun Stribling, the San Francisco 49ers rookie 2nd-round pick, is drawing raves in camp so far, earning praise from cornerback Deommodore Lenoir, nickelback Upton Stout and wide receivers coach Leonard Hankerson,