Russian's Ataka and now US has their own version too:
Raytheon Projectile Scores a Direct Hit Against Moving T-72 Tankby Staff Writers
Tucson AZ (SPX) Sep 26, 2006
Raytheon successfully conducted the first beyond line of sight mission with a test firing of its Mid Range Munition Chemical Energy (MRM-CE) guided projectile with digital semi active laser sensor. The projectile, fired from an Abrams M1A2 SEP (system enhancement program) tank, scored an extended-range, guided direct hit.
The test firing at the U.S. Army's Yuma, Ariz., Proving Grounds demonstrated the laser-guided seeker's ability to successfully target, acquire and track a moving tank and guide the munition to intercept at a distance of 5.4 miles (8.7 km)..................
http://www.spacedaily.com/reports/Raytheon_Projectile_Scores_a_Direct_Hit_Against_Moving_T_72_Tank_999.html