Detailed Instructions: In this task, you are given a piece of an article. Your task is to generate a short summary of the text. Try to give the summary in just one sentence.
Q: Case Keenum will start at quarterback Sunday for the Houston Texans in place of the injured Matt Schaub, Texans Coach Gary Kubiak said Thursday.
A:
Case Keenum will start at quarterback for the Houston Texans.