At least 19 people were injured on Tuesday when a bus carrying Syrians from the northern province of Aleppo overturned at the Masnaa border crossing in Lebanon\'s eastern Bekaa valley, the Lebanese National News Agency (NNA) reported. The bus flipped over onto its side when the driver lost control and hit a concrete barrier near the Lebanese customs at the crossing, the NNA said. The Syrians, some of them with severe injuries, were taken to nearby hospitals in Zahle and Chtaura, the agency added.