Lucknow, May 9 (IANS) Four farmers were killed on Saturday in Etah district when the tractor-trolley they were travelling in overturned, police said.
Over a dozen persons were injured in the mishap.
The tractor-trolley was loaded with tomatoes and was headed for Agra when it overturned near Avagarh while the driver was trying to negotiate a sharp turn.
The bodies have been sent for post-mortem.