47 U.S. TROOPS KILLED IN IRAQ SO FAR THIS MONTH

Efforts to form a unity government suffered a new setback Sunday as Iraqi leaders postponed a parliament session after failing to agree on a prime minister. Bombs targeted Shiites near a mosque and on a bus as attacks nationwide killed at least 35 people.

Four more Marines were reported killed in fighting west of Baghdad as the U.S. death toll for this month rose to 47 — compared with 31 for all of March.

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