At least two people were killed and 20 others injured in a road accident in Kamaliarchar area of Sadar upazila on Friday morning.
The deceased were identified as Faizul Islam Chowdhury, 60, of Kanaighat in Sylhet and Zinat Khan, 50, of Mymensingh Sadar upazila and a nurse of Mymensingh Medical College Hospital.
Police said a Mymensingh bound bus plunged into a roadside ditch when its driver lost control over the steering, leaving the two dead on the spot and 10 others injured at 4 am.
During the rescue operation, another truck plunged into the same ditch as its driver lost control over the steering.
Later, another Dhaka-bound bus collided head-on with an oil laden tank lorry injuring 10 more people at the same spot and plunged into the roadside ditch around 10:15 am.
Kotiadi highway police in-charge DM Jahirul Islam said dense fog and slippery road caused the accidents.