Los Angeles Chargers head coach Jim Harbaugh had an odd start Sunday’s Week 6 game against the Denver Broncos. Here's what happened.

Broncos CB Pat Surtain suffered a concussion against the Chargers on Sunday, putting his status for Thursday’s game vs. the Saints in doubt.

The Denver Broncos lost a key piece of the team's defense on Sunday, as star cornerback Patrick Surtain II was ruled out with a concussion. Surtain was

Jim Harbaugh left in the first quarter of the Chargers' game against the Broncos on Sunday with an illness, according to the team, and was back on the sideline a short time later.

Denver Broncos star cornerback Pat Surtain left Sunday’s game against the Los Angeles Chargers in the first quarter after suffering an apparent head injury.

Los Angeles Chargers coach Jim Harbaugh was checked out in the medical tent before kickoff Sunday at Denver and then briefly headed to the locker room due to an illness.

Broncos All-Pro cornerback Pat Surtain II left Sunday’s game against the Los Angeles Chargers in the first quarter after breaking up a pass.

While Harbaugh was out, defensive coordinator Jesse Minter served as the interim coach for Los Angeles. Minter is in his first season as the Chargers defensive coordinator, but he's in his third season with Harbaugh. Before heading to Los Angeles, Minter was the defensive coordinator at Michigan where he spent two seasons working with Harbaugh.

Early on, first-year sideline leader Jim Harbaugh was seen walking into the blue medical tent just before kickoff. Later, he would leave the game and go to the locker room for further evaluation as murmurs swirled about what might have been wrong with him.

Broncos cornerback Pat Surtain has been ruled out against the Chargers with a concussion on Sunday. Surtain entered the medical tent at Empower Field in the first quarter after defending a pass intended for wide receiver Ladd McConkey.