At least 23 people have been killed in Israeli attacks throughout Gaza since dawn, medical sources tell Al Jazeera. The death toll includes: 10 killed in Abu Assi School in the Shati refugee camp in central Gaza City 5 killed in a barber shop in Gaza City 4 killed in a house in Gaza City 4 killed at a family gathering in southern Khan Younis city Meanwhile, Al Jazeera’s Hind Khoudary joins live from Gaza.