Police activity brought traffic on southbound Interstate 15 on Rancho Bernardo to a standstill Saturday.
Some drivers were stuck on the freeway for hours.
The ordeal started around 8 a.m. on the ramp next to the George Cooke Express Transit Center, just south of Rancho Bernardo Road.
The San Diego Police Department handled the incident. Initially, officers diverted all traffic into the express lanes. They later closed all lanes of southbound I-15, including the express lanes.
As of 1 p.m., the traffic map showed speeds were in the single digits all the way from Rancho Bernardo Road to Auto Park Way in Escondido.
The incident ended around 1:30 p.m.
