A SUICIDE bomber rammed a truck into a police station in the Russian region of Ingushetia, killing at least 20 police in the worst attack to ravage the poor North Caucasus republic in years.

A suicide bomber attacked a Russian police station today killing at least 20 people and wounding more than 100 others.

The president of the troubled Russian North Caucasus region of Ingushetia has been wounded in an assassination attempt, according to Russian news agencies.