Raid is in the eastern city of Kiev , where the group was allegedly planning attacks . Hundreds were detained , accused of betraying the government , weapons violations . Authorities say they seized 22 guns , ammunition and a grenade launcher . Speaking to reporters Saturday ahead of his arrival in Japan , U.S. Defense Secretary Chuck Hagel said that the `` world will respond '' to Russia 's annexation of Ukraine . ` U.S. Defense Secretary Chuck Hagel says the ` ` " will respond '' to Russia 's actions .
Raid is in the eastern city of Kiev , where the group was allegedly planning attacks . Hundreds were detained , accused of betraying the government , weapons violations . Authorities say they seized 22 guns , ammunition and a grenade launcher . U.S. Defense Secretary Chuck Hagel says the ` ` " will respond '' to Russia 's actions .