WASHINGTON -- The terrorist attack foiled by British authorities prompted a battle of words yesterday between a pair of presidential contenders from Massachusetts, with Governor Mitt Romney lashing out at Senator John F. Kerry for suggesting that the war in Iraq has harmed the nation's security. Kerry, the Democrats' 2004 presidential nominee, seized on news of the disrupted plot as a ``stark reminder" that Osama bin Laden remains at large and said it shows that Al Qaeda has ``grown in strength" since the Sept. 11, 2001, terrorist attacks. ``Osama bin Laden and Al Qaeda have succeeded in isolating the United...