Original sentence: She was killed when she tried to obstruct an Israel Defense Forces (IDF) Caterpillar D9 armoured bulldozer operating in Hai as-Salam, a Palestinian area of Rafah, close to the border with Egypt, an area the IDF had designated a security zone
Edited sentence: She was killed when she tried to obstruct an Israel Defense Forces (IDF) Caterpillar D9 armoured bulldozer operating in Hai as-Salam, a Palestinian area of Rafah, close to the border with Egypt - an area the IDF had designated a security zone and in which the IDF was attempting to contain a network of smuggling tunnels connecting Egypt to the Palestinian side of Rafah