Four people, including two members of a family, were killed and two others injured on Wednesday as a bus collided with a battery-run auto-rickshaw in Kolatapara area of Gouripur upazila.
The deceased were identified as Rabeya Khatun, 80, of UjanK ashiachar area in Gouripur, her son Lal Mia, 55, Sahara Banu, 65, and auto-rickshaw driver Rafikul Islam, 50.
Officer-in-charge of Gouripur Police Station Borhan Uddin said the Mymensingh bound bus collided with the auto-rickshaw around 2 pm on Mymensingh-Kishoreganj highway, leaving a woman dead on the spot and injuring five others.
Later, three others died on the way to Mymensingh Medical College Hospital, he said.
Police seized the bus but its driver managed to flee, said the OC.