ANTAKYA, Turkey, Feb 12 (Reuters) - A Turkish soldier climbed into the bucket of an excavator on Saturday to search an earthquake-damaged home in Antakya for a cell phone belonging to a 75-year-old woman who feared her son was dead after five days without contact. The woman, who gave her name as Mama Busra, had asked aid workers to find her phone and was waiting to call her son in a nearby park where tents were set up for those left homeless by last week's devastating earthquake. See here for a complete list of exchanges and delays