Sig Alert, Pomona, 4:21 p.m., 10 Freeway.

The California Highway Patrol has issued a Sig Alert for the east bound 10 Freeway just south of Indian Hill Boulevard for a traffic collision that is blocking the #3 and #4 lanes.
The collision involved a big rig that struck a sedan. The Sig Alert is expected to be active until 5:15 p.m.