UNB, MymensinghAt least five people were killed and 10 others injured as a bus plunged into a ditch at Beltali on Mymensingh-Netrakona highway in Gouripur upazila on Thursday afternoon.Identities of the deceased could not be known immediately. Police quoting locals said a Mymensingh-bound bus from Netrakona fell into a roadside ditch after its driver lost control over the steering around 1pm, leaving four people dead on the spot and 10 others injured. The injured were rushed to Mymensingh Medical College Hospital.