Moscow-backed Chechen Prime Minister Ramzan Kadyrov was quoted as saying one of the men was responsible for an attack earlier this month on a military convoy in which six soldiers were killed and 14 wounded.
The other allegedly was a close aide to the late Chechen commander Shamil Basayev.
Shamil Basayev in September 1999 (epa)
MASTERMIND OF BUDYONNOVSK, BESLAN: Radical Chechen field commander Shamil Basayev waged a 15-year campaign against Russian control of Chechnya, including masterminding some of the most audacious terrorist acts the world has ever seen. Below are links to some of RFE/RL's reporting about Basayev in recent years.