A SUICIDE truck bomber slammed into a crowd of Iraqi police lining up for duty near Tikrit yesterday, killing at least 30 people and wounding 50, police said.

TEHRAN, Iran — President Mahmoud Ahmadinejad struck a defiant yet vague tone on Sunday, telling Iranians during the 28th anniversary of the Islamic Revolution that their country would not give up uranium enrichment but was prepared to negotiate.

BAGHDAD, Iraq — High-tech roadside bombs that have proved particularly deadly to American soldiers are manufactured in Iran and delivered to Iraq on orders from the “highest levels” of the Iranian government, a senior intelligence officer said Sunday.