On 24 February 2005 , Umarov 's younger brother Ruslan was kidnapped by armed men .
On 24 February 2005 , Umarov 's younger brother Ruslan was then allegedly tortured by the Federal Security Service ( FSB ) at Khankala base .
On 24 February 2005 , Umarov 's younger brother Ruslan was kidnapped by armed men and then allegedly tortured by the Federal Security Service ( FSB ) at Khankala base .