The drone ban is already running; the alcohol ban starts at 6 a.m. and the car-free day at 7 a.m.Colombia’s handover is at 3 p.m. in Cali. The drone ban is already running; the alcohol ban starts at 6 a.m. and the car-free day at 7 a.m. Car-free day. The Cali security lockdown is the largest operation Colombia has mounted for a handover in years, and if you are in the Valle del Cauca today it will shape your morning more than the ceremony itself. The Cali security lockdown puts 11,100 troops and police across the city for the August 7 handover at the Arena USC.