A labourer was today killed and two others were trapped when a mound of mud caved in on them while they were digging a well in Kurdi village in Chhaprauli area here, police said.
The incident took place this morning when three labourers Sandeep, Ranvir, and Chandrahas were digging the well.
While body of Sandeep was taken out with the help of locals, the other two, who are suspected to have died, could not be taken out, they said.