One Palestinian was injured and two others were reported missing after Egyptian authorities pumped sewage inside a Rafah smuggling tunnel running underneath the border with the Gaza Strip, medics said. Palestinian medical sources told Palestinian news agency (Ma\'\'an) that a tunnel worker was hurt and two others went missing inside the Rafah tunnel as a result of sewage pumped into the tunnel from the Egyptian side. Two Palestinians were also killed and three others injured on Saturday after a gas canister exploded in a smuggling tunnel in the southern Gaza Strip, medics said.