New Delhi, April 20 -- Lalit Modi, the former Indian Premier League chief, has threatened to sue Congress president Rahul Gandhi for his "all Modis are thieves" remark while targeting Prime Minister Narendra Modi in the election rallies. "Rahul Gandhi says 'All Modis are thieves. Well, he will be taken to court in the UK by me. But reality is that the world knows five decades of daylight looting of India was done by none other than the Gandhi family," Lalit Modi tweeted on Friday morning tagging PM Modi on the microblogging site. He was referring to Gandhi's attack on PM Modi holding him responsible for the alleged financial irregularities committed by businessman Nirav Modi and the former cricket administrator. Gandhi had earlier this week asked how all "thieves" have 'Modi' as the common surname....