Gas, already a precious commodity in the Gaza Strip, is even more difficult to obtain these days.<br/> <br />Gazans say Egypt's political crisis, that's worsened since the overthrow of President Mohamed Mursi, is the reason for the fuel shortages.<br/> <br />On Friday, Egypt closed the Rafah border crossing after a series of deadly attacks blamed on militant Islamist groups.<br/> <br />The crossing is the only gateway Gazans can use to import goods, including fuel and food.<br/> <br />(SOUNDBITE) (Arabic) GAZA RESIDENT, MANSOUR SALAMA, SAYING:<br/> <br />"The crisis has had an impact on everybody. I have been waiting for a month to refill my gas canister."<br/> <br />Egypt has seen several days of clashes pitting Mursi supporters against those who backed his ouster.<br/> <br />At least 42 died overnight following shootouts between pro-Mursi demonstrators and security forces.