Acchhh!
From the Ma’an (Palestinian) news agency:
Medics: 1 injured, 2 missing as Egypt pumps sewage in Gaza tunnel
One Palestinian man was injured on Sunday 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 Ma’an that a tunnel worker was hurt and two others went missing inside the Rafah tunnel as a result of sewage pumped in from the Egyptian side.