Have struck tel aviv and areas that surround gaza. Air raid sirens have also sounded in several other towns. A number of people have been reported killed on both sides, but the exact numbers are not confirmed. Details of the palestinian incursions are unclear, but gunmen have been reported in towns near the gaza border and israelis have been warned to stay inside. Hamas military commander Mohammad Deif announced the start of the operation in a broadcast on hamas media, calling on palestinians everywhere to fight. Israels Prime Minister Benjamin Netanyahu says the military says it is striking targets in gaza in response. He says the enemy will pay a price that it has never known simonjones reports. Rockets launched from gaza into israel in a Surprise Attack that started just after dawn. The Palestinian Militant Group hamas claims it launched 5,000 rockets in the space of 20 minutes, some of them long range. Militants are said to have entered israeli territory in a number of different lo