VAN, Turkey - An earthquake in eastern Turkey killed at least five people and scores more were trapped under the rubble of two hotels and a dozen other buildings, state television said on Thursday, less than three weeks after another killed 600 in the same area.The magnitude 5.7 earthquake struck 16 km south of the city of Van at 1923 GMT on Wednesday, the US Geological Survey said.RELATED:Turkey ends search for quake survivors; death toll at 596 Boy's rescue five days after Turkish quake lifts hearts The tremor destroyed at least seven buildings, including two hotels in Van city, and around 14 other structures in other parts of the region, state television channel TRT said.It said at least 100 people may still be trapped under the rubble of collapsed buildings with one reporter saying up to 70 people may have been staying at one of the hotels.Twenty one people have so far been rescued alive from the rubble of the two hotels, TRT said.Rescue workers pulled a Japanese woman to safety from the rubble of the Bayram Hotel almost six hours after the quake, state-run Anatolian news agency reported. Miyuki Konnai was part of a rescue and relief team sent to Van from Japan after the first quake. She was found injured but conscious and could be seen talking to her rescuers as she was carried to an ambulance.Television footage showed panicked people running through the streets of Van and ambulances rushing through the city with their sirens wailing. Medical staff treated one unconscious person lying on an ambulance stretcher.Wednesday's earthquake comes after a 7.6 magnitude tremor hit just northeast of Van on Oct. 23. There have been hundreds of aftershocks since and thousands of people are still camping out in tents in freezing conditions.Foreign Minister Ahmet Davutoglu, who had been in the nearby town of Ercis at the time of the quake on Wednesday, went to the crisis coordination center in Van, Anatolian said. Ercis was the worst hit area in last month's quake.Around 30 ambulances stationed in Ercis were sent to Van in the wake of the tremor. Ercis is some 60 km north of Van.Five planes were to fly to the region carrying search and rescue teams, Anatolian said. Other rescue teams were traveling to the quake zone from the nearby provinces of Mus and Agri.Deputy Prime Minister Besir Atalay and Health Minister Recep Akdag were also preparing to travel to the region, state television said.Turkey is criss-crossed with seismic faultines and experiences small tremors nearly every day. Some 20,000 people were killed by two large earthquakes in western Turkey in 1999.