El-arish, Egypt, Dhu-AlHijjah 24, 1435, October 18, 2014, SPA -- A military official in Egypt says at least two troops have been killed in the collapse of a smuggling tunnel that runs along the border with the Gaza Strip, AP reported. The official said the troops had discovered the tunnel earlier Saturday and entered it to explore it. The official said one officer and a soldier were killed, while two others are still missing. -- SPA 15:37 LOCAL TIME 12:37 GMT www.spa.gov.sa/w