KIRKUK, Iraq (Reuters) - More than 30 people died in a suicide attack and other bombings in northern Iraq and Baghdad on Wednesday, deepening sectarian strife in the OPEC nation as Prime Minister Nuri al-Maliki faces mounting pressure from minority Sunnis and Kurds. Shoppers and police helped drag bloodied survivors out of the rubble and wrecked vehicles after a suicide bomber in a trunk set off a huge explosion in Kirkuk, near the local headquarters of the Kurdistan Democratic Party or KDP. ...