Security forces found four mortar shells Sunday in front of the entrance of a smuggling tunnel running under the Egypt-Gaza border in Rafah, North Sinai. The 1,600m long tunnel's entrance on the Egyptian side was located in a farmland in Rafah, according to the security sources. The sources explained that the security forces destroyed the tunnel, while the shells were transferred to a security agency for examination to know its source. The security deployed its forces in the vicinity of the tunnel searching for more shells.