keywords: iraq fallujah insurgent sunni airstrikes
text: Dozens killed in Iraq violence as Egypt, Britain seek to free &lt;b&gt;...&lt;/b&gt; FALLUJAH, Iraq : US airstrikes on rebel-held Fallujah left 15 dead while an insurgent attack in another troubled Sunni Arab town killed 10 more, as Britain and Egypt stepped up efforts to secure the release of hostages in Iraq.