United States

Investigators are seeking two men in connection with the Boston Marathon bombings. The US is sending 200 soldiers from an Army headquarters unit to Jordan to assist with security along the Syrian border and provide leadership in any operation to secure Syrian chemical weapons. A Mississipi man was arrested for sending letters containing ricin to the White House and the Senate.

Iraq

Islamic state

Syria

Aqap

Al shabaab

Boko Haram

Isis