Thiruvananthapuram: Stray incidents of stone throwing on some state transport corporation buses have been reported from some parts of Kerala as the dawn to dusk hartal called by Left Democratic Front in protest against violence in the assembly against the opposition MLAs began on Saturday morning.

KSRTC buses have stopped operating services after stone throwing incidents were reported at Thiruvananthapuram and Kollam, police said. A driver of KSRT bus suffered injuries in the eye in the stone throwing incident following which services have been stopped. The busy central bus depot at Thampanoor in the state capital wore a deserted look on Saturday morning.