Oakland Raiders quarterback Kyle Boller could make his first start of the season Sunday against the Denver Broncos. Or it could be Jason Campbell under center. Injured starter Bruce Gradkowski hasn't been ruled out, either.
For a second consecutive day, Raiders coach Tom Cable put off making a decision on who will start after all three quarterback practiced in some fashion Thursday.
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Boller, who started four games with the St. Louis Rams in 2009 after four years as a starter for the Baltimore Ravens, took the initial snaps in practice with the Raiders' first-team offense and alternated reps with Campbell. Gradkowski worked out on his own in individual drills.
Boller is the healthiest of the three. Campbell injured his left knee during last weekend's 17-9 loss to the San Francisco 49ers and has been limping noticeably since. Gradkowski hasn't played since reinjuring his right shoulder in the first half of a Oct. 10 game against the San Diego Chargers.