As the conflict between Israel and Gaza reaches its 40th day, the number of casualties in the Gaza Strip crosses 11,000 and at least 1,200 people killed in Israel. Dar al-Shifa, the largest hospital in Gaza, has ceased to function and fatalities among patients are rising, the head of the World Health Organization (WHO) said on Sunday, as a fierce Israeli assault continues in the Hamas-controlled strip. Join CGTN for the latest update on this conflict.