Car bomb detonated near a police forensic office in central Dhaka . The latest bombings come amid concerns over security and fears of a fresh wave of sectarian violence between the country 's rival Shia and Sunni factions as the country prepares for crucial national elections on March 7 . Attack comes a day after three vehicle bomb attacks killed 36 , injured 100 . At least 20 dead , 100 injured in latest attack .
Car bomb detonated near a police forensic office in central Dhaka . Attack comes a day after three vehicle bomb attacks killed 36 , injured 100 . At least 20 dead , 100 injured in latest attack .