ISTANBUL At least 25 people were killed and dozens injured when an aid truck overturned onto crowds waiting for aid delivery, as the Israeli army killed 19 others across the Gaza Strip on Wednesday. The state news agency Wafa said the fatal incident took place after the Israeli army forced the truck to take an unsafe route in central Gaza. The agency did not specify the exact location of the incident. Meanwhile, a medical source said five Palestinians were killed by Israeli gunfire while