Russian Prime Minister Vladimir Putin. Alexey Nikolsky/AFP/Getty Images hide caption toggle caption Alexey Nikolsky/AFP/Getty Images The Two-Way Chechens Allegedly Planned To Attack Putin's Motorcade With Mines February 27, 2012 Russian and Ukrainian security services claim to have foiled the plan. The suspected mastermind, Chechen warlord Doku Umarov, remains at large.