OAKLAND (CBS SF) – A man was killed in a gun battle stemming from an argument on an AC Transit bus in East Oakland Thursday afternoon. The shooting was among several that took place in the area over a five-hour span.

According to witnesses, the incident started with an altercation between two people on board the bus around 4 p.m. Thursday. After the two people departed the bus near the intersection of 78th Avenue and Bancroft Avenue, someone started shooting.

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Witnesses told KPIX 5 around 13-14 shots were fired.

One of the bullets from the shooting grazed the side of the bus, while a second bullet hit the top of the vehicle. A third bullet pierced the windshield.

No one aboard the bus was injured, according to authorities. One of the men who got into the argument later died at the hospital. Someone was able to drive him about a mile away from the shooting scene, where police found him. Officers tried to give him CPR, but it was too late.

“He later succumbed to his injuries,” said Capt. Kirk Coleman of the Oakland Police Department.

The shooting took place on a particularly violent day in East Oakland, where at least four people were hurt or killed in five hours.

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The first occurred around 11:15 a.m. near 89th Avenue and MacArthur Boulevard, Oakland police spokeswoman Officer Johnna Watson said.

The two victims suffered injuries not considered life-threatening, Watson said.

A second shooting occurred around 1 p.m. when one person was shot on the 8800 block of Holly Street, according to police.

The victim was taken to the hospital in stable condition, police said.

Police said the shootings are not connected. No arrests have been made.

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