NEW : Caucasus Emirate has also declared jihad on the Umarov , Israel , and Israel . `` I would like Putin and Medvedev and all other kaffirs and enemies to understand that there are many of us who will follow in our footsteps and give their lives for Allah , '' Umarov said . NEW : Security forces once seized Umarov 's 6-month-old son . The U.S. calls Umarov the leader of the Chechen insurgency . Georgetown University vows to find hundreds 60 `` prepared for jihad ''
NEW : Caucasus Emirate has also declared jihad on the Umarov , Israel , and Israel . NEW : Security forces once seized Umarov 's 6-month-old son . The U.S. calls Umarov the leader of the Chechen insurgency . Georgetown University vows to find hundreds 60 `` prepared for jihad ''