Bombs kill 13 in IraqBAGHDAD, Iraq — Twin car bombs killed 13 people yesterday in an upscale Baghdad neighbourhood after a lull in violence during an Islamic holiday. — Page 2513 peacekeepers investigatedUNITED NATIONS — Four UN peacekeepers from Bangladesh have been sent home and 13 other peacekeepers serving in southern Sudan are under investigation for alleged serious misconduct. — Page 27