In pictures: Gaza clashes

1 of 8 As fog cleared in the morning, Israeli troops launched one of their biggest operations inside Jabaliya refugee camp in northern Gaza.

2 of 8 Bulldozers razed houses and paved the way for the tanks - well away from the main road thought to have been mined.

3 of 8 Soon the heavy armour penetrated deep into the heart of one of the most densely populated places on earth.

4 of 8 In the militant Palestinian stronghold, Hamas and Islamic Jihad fighters responded with their home-made devices.

5 of 8 Street battles sent many scattering for safety.

6 of 8 The day recorded more than 100 people injured - militants, civilians, soldiers and Jewish settlers.

7 of 8 In the worst single incident, seven Palestinians were killed by an Israeli tank shell - the Israeli army said it was targeting militants, but locals said the dead were civilians.

8 of 8 Friends wept on learning that an Israeli woman was killed by Palestinian gunmen as she was taking a morning jog near a Jewish settlement.