NEW : Four bombings kill at least 20 in Baghdad on Wednesday , 16 of them at wedding party . 10 also killed in Mosul , including activist shot to death , two killed by car bomb . Three bodies , apparently tortured and hanged , recovered from Tigris River in Mosul . Also , Iraqi federal police killed four people in clashes with unspecified gunmen in eastern Mosul , police officials in the city said . Comment:
NEW : Four bombings kill at least 20 in Baghdad on Wednesday , 16 of them at wedding party . 10 also killed in Mosul , including activist shot to death , two killed by car bomb . Three bodies , apparently tortured and hanged , recovered from Tigris River in Mosul . Comment: