Watch Buildings collapse and people run for their lives after Magnitude 6.4 earthquake strikes Turkey, two weeks after massive quake killed thousands (videos)

A magnitude 6.4 aftershock struck Turkey on Monday, February 20, two weeks after a massive earthquake left tens of thousands of people dead in Turkey and Syria.

The quake struck Defne, a town in Turkey's southern Hatay province, near the Syrian border, Turkey's Disaster and Emergency Management Agency (AFAD) said Monday, February 20.

The United States Geological Survey (USGS) also reported the quake as being of magnitude 6.4 at a depth of 10 kilometers.

The powerful aftershock follows a deadly magnitude 7.8 earthquake that rocked Turkey and Syria on February 6 and killed almost 50,000 people.

See different videos from eyewitnesses below