<!–start image–><!– end image–>There’s little doubt when USC fans storm the sidelines of Howard Jones Field for USC’s first spring practices later this month, they’ll have their eyes focused on the newest addition to the football team. Instead of getting sized for a cap and gown or a prom tuxedo, Matt Barkley will find himself smack in the middle of one of the nation’s most followed position battles, vying for a chance to be the starting quarterback at USC.