Panchkula, Sep 24 (UNI) Six pilgrims, including two children and four women, were killed and more than 20 others injured after a tractor-trolley carrying around 30 people overturned near Pindarsi village in Haryana''s Kurukshetra district on Thursday, officials said. The pilgrims were travelling to Bagad Dham in Rajasthan when the accident occurred near Pindarsi.