Israel warns Gaza to prepare for retaliation following surprise attack

Israel has warned Gazans to prepare for retaliation after an unprecedented attack on the country by Hamas left a reported 250 people dead.

Israel’s Prime Minister Benjamin Netanyahu said the country has entered a "long and difficult war".

Since the initial attack, Israel has been striking targets in the Gaza Strip, and has advised people there to take shelter.

More than 230 Gazans have been killed and 1,000 others wounded so far, according to Palestinian officials.