Staff Reporter :Four people were killed and 30 injured after a bus plunged into a roadside ditch in Mirpur upazila of Kushtia district during the early hours on Thursday. The injured were admitted to Kushtia General Hospital for treatment.The deceased were identified as Alam Ali Mondol, 55, President of Zaker Party, Akkelpur upazila unit, Joypurhat, Zahidul Islam, 40, Nur-e-Alam Siddique, 55, and bus driver Parvez Hossain, 34.All were inhabitants of Keshorepur village in Akkelpur upazila, our Kushtia correspondent reports quoting Kazi Jalal Uddin, Officer-in-Charge of Mirpur Police Station.The OC said, a bus carrying around 54 people including women and children, was heading to Bishwa Zaker Manjil at Atrashi in Bhanga upazila of Faridpur district from Joypurhat to attend annual Urs Sarif.After the bus reached Dashmail area on Kushtia-Pabna highway around 3:30am, it fell into a ditch resulting in the death of four people on the spot, the OC said.