Families are desperate to find their relatives taken hostage by the Hamas militant group. It is believed to be holding around 150 hostages in Gaza.
300,000 Israeli reserve troops are being drafted in the fight against Hamas, which could see a ground offensive in Gaza, an urban zone with 2 million inhabitants.
Video journalist Yasser Abu Wazna showed Insider what's left of his home after Israeli airstrikes in Gaza City's residential al-Karama neighborhood.