South Lake Tahoe, CA….Emergency crews are responding to a traffic collision at US50 at Camp Sacramento. Roadway is blocked at this time. Please travel with caution in the area. Update 12:49pm: ALL LANES ARE CLOSED TO DUE AIR AMBULANCE BEING ORDERED. NO ESTIMATED TIME OF CLEARING. More to come as we receive…..UPDATE 1:10PM: One Way Traffic Control is now in affect. One Patient did suffer major injuries. Update 1:35pm: All lanes are now open. Sig-alert has been canceled.