A suspension bridge has collapsed in south-western France, leaving a teenager and a truck driver dead.<br />Officials said two vehicles fell into the River Tarn on Monday morning, when a truck, a car and possibly a van were crossing the bridge.<br />Five people were seriously injured, including two rescuers and locals, who tried to save the victims.<br />According to local media, the bridge fell because one of the trucks exceeded the bridge's weight limit.<br />An investigation has been launched to find the exact cause of the incident.<br />