The covered van sped away after the incident, they said.
The victims – all farm labourers – had come to Dhaka from Rangpur for work. Hearing the news of lockdown, they were returning to their village, police said.
In Cumilla, three people were killed and four injured, after a sand-laden truck hit a battery-run auto-rickshaw near Palpara bridge of Sadar upazila around 9am yesterday.
The deceased were identified as Abdul Kader (75), Moti Mia (73) and Helal Mia (55) of the upazila.
Anwarul Haque, officer-in-charge (OC) of Cumilla Kotwali Model Police Station, said, Two auto-rickshaw passengers died on spot, and another, Helal, died while under treatment at Cumilla Medical College Hospital [CuMCH].