Sport | FootballLethal Leeds old boy worries Kenny JackettIan Gibb11 April 2012Millwall boss Kenny Jackett will warn his players against giving away any silly free-kicks around the box tonight up at Carlisle as Ian Harte is still as deadly as he was when playing for Leeds in the Champions League.He's got a remarkable 14 goals as a defender but Jackett said: "It's not just free-kicks and penalties, he's scored with half a dozen headers from corners as well."So it goes without saying we must not mistime tackles in dangerous places."