TAIYUAN, May 23 (Xinhua) -- The attempt to launch a remote sensing Yaogan-33 satellite carried by a Long March-4C rocket from the Taiyuan Satellite Launch Center in north China's Shanxi Province was unsuccessful on Thursday morning.

The first and second stages of the rocket worked normally, while the third stage had abnormal operation.

Based on monitoring data, the third stage of the rocket and satellite debris have fallen on the ground.

The investigation has started.