Chargers WR Keenan Allen ruled out, CB J.C. Jackson to play

Los Angeles Chargers wide receiver Keenan Allen was ruled out for Sunday's game against the host Houston Texans.

Allen injured his hamstring during the Chargers' Week 1 win over the Las Vegas Raiders and hasn't played since. After practicing in a limited fashion on Wednesday and Thursday, he did not participate on Friday.

The 30-year-old made each of the past five Pro Bowls and has spent his entire career with the franc