A picture taken from southern Israel near the border with the Gaza Strip shows smoke rising during an Israeli strike on the besieged Palestinian territory. The Palestinian health ministry said on Monday that dozens of people had been killed in Israeli strikes across the Gaza Strip, while Israel's army reported rocket fire from Gaza into Israel. Israel says there are still 137 captives in Gaza, while activists say around 7,000 Palestinians are in Israeli jails. A picture taken from southern Israel near the border with the Gaza Strip shows Israeli armoured vehicles returning from the Palestinian territory. Israeli troops prepare weapons and military vehicles by the border fence before entering the Gaza Strip.