Traffic collision, ambulance responding, 10 Freeway, Fontana, 3:55 p.m.

The California Highway Patrol is responding to a collision between a Camaro and a big rig on the eastbound 10 just west of Citrus Avenue.

Reports state the #3 and #4 lanes are blocked. There are also reports the Camaro is under the big rig and that an ambulance is responding.