Raiders coach Hue Jackson said in a conference call Sunday night that quarterback Jason Campbell likely will be cleared to practice Monday in Napa. Tight end Kevin Boss won’t be so fortunate. Boss took a helmet to the knee at the end of a reception against the 49ers on Saturday night, and he wound up with an injury that is going to keep him out for an undetermined length of time. Jackson said Boss is “week to week.†Campbell still has to pass a series of tests before he is cleared to play. Source: Oakland Tribune
