Two US helicopter pilots killed in hard landing

Two US army pilots were killed on Monday when their helicopter crash landed at an American base in Salaheddin province in central Iraq. Investigation of the incident is underway and further details are not yet known, US army officials told. The latest deaths take to 4,361 the number of American soldiers killed since the beginning of the 2003 US-led invasion that toppled Saddam Hussein, according to a tally based on the independent website icasualties.org.