Both sides of 710 Freeway were shut down near East Los Angeles Thursday morning during rush hour traffic following police activity in the area, authorities said.
Up to three schools in the area were also placed on lockdown just before 9 a.m. out of “precaution,” a representative from the Los Angeles Police Department said.
A man, who allegedly had a gun on him, led officials on a foot pursuit, a California Highway Patrol representative said.
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It was unclear why authorities initially made contact with him.
A man walked out of a nearby portable toilet and was detained by officers. It was unclear if he was connected to the incident.
A SigAlert was issued in East Los Angeles at the northbound 710 Freeway and 60 Freeway transition road.
Drivers on the northbound side of the Long Beach Freeway waited in a long line of cars until officials reopened the freeway. Many of them were seen getting out of their vehicles and walking around the usually busy stretch of highway. Southbound side drivers were diverted to the Cesar Chavez Avenue exit.
Both sides of the freeway were reopened at about 9:45 a.m.
No further information was available.