IST WITH PRATER & THE BALLGAME: Former Boise State WR Khalil Shakir has productive first weekend with Bills – hear his first NFL press conference, Cardinals release Kekaula Kaniho, Bob continues summer series by telling us about OL Cade Beresford in Bronco Focus, Winners & Losers of the Weekend, Idaho State coach Charlie Ragle loads up IST studio with gifts, and former Broncos’ QB Andy Peters on transferring to College of Idaho