6 vehicles damaged as driverless trolley-bus moves in Brest

Six vehicles were damaged by a trolley-bus in Brest. STV channel reports that when the driver was connecting power rods, his trolley-bus unexpectedly started moving. The driver failed to catch up.  The trolley-bus hit three cars, a garbage truck, a trolley-bus and a van before being stopped by a bus on the opposite side of the street. Luckily, nobody was injured.