Why have Arsenal's set-piece goals dried up?To play this video you need to enable JavaScript in your browser.This video can not be playedWhy have Arsenal's set-piece goals dried up?Close442MATCH REPORT: Premier League - Nottingham Forest 0-1 ArsenalAvailable to UK users only.SubsectionArsenalPublished1 day agoShareclose panelShare pageCopy linkAbout sharingRead description