Brad Guzan signs four-year Aston Villa extension Author:SI StaffPublish date:Jul 6, 2013Brad Guzan is the clear No. 2 keeper for the U.S. behind Tim Howard.Laurence Griffiths/Getty Images© 2014 Reuters Limited. All rights reserved.Latest NewsNapoli vs. Barcelona Prediction, Player Prop Bets & Odds for Today, 3/12Porto vs. Arsenal Prediction, Player Prop Bets & Odds for Today, 3/12UEFA Champions League Predictions, Picks & Betting Odds for Today, 3/12EPL Soccer: Liverpool vs. Man City Predictions & Betting Guide Today, 3/10SI:AM | A Wet and Wild USWNT Win