Pittsburgh linebacker James Harrison collapsed the pocket and knocked the ball loose for teammate LaMarr Woodley to pick up and return 7 yards for a score . " I just have to take care of the ball , " Flacco said afterward . " If we can take care of the ball there , it 's a different story but it happens .

Choices:
1). James Harrison wanted to sell the ball ..
2). None of the above choices ..
3). James Harrison wanted to help his team out ..
4). James Harrison wanted to hurt someone for wronging him ..
Answer the following question: Why was James Harrison motivated to knock the ball loose ?
3).