Bill O'Brien: Texans 'have to win' in Week 4 vs. Colts

HOUSTON -- Bill O'Brien has often said he likes to evaluate his team after every quarter point of the season.

Whether the Houston Texans beat the Indianapolis Colts on Sunday (1 p.m. ET, CBS), improving to 1-3, or falling to 0-4, it won't be the result O'Brien and the Texans had hoped for to start the 2018 season. But if the Texans want to turn their campaign around and contend for a playoff spot, they know they need to beat the Colts.

"We have to win," O'Brien said. "We all understand that. [Texans owner] Bob [McNair] has made it very clear to me that we need to improve."

Since the beginning of the Super Bowl era, the 1992 San Diego Chargers are the only team to make the playoffs after an 0-4…