GAZA CITY: The last photos taken by Mariam Dagga show the damaged stairwell outside a hospital in the Gaza Strip where she would be killed by an Israeli strike moments later. Dagga, a visual journalist who freelanced for The Associated Press, was among 22 people, including five reporters, killed Monday when Israeli forces struck Nasser Hospital twice in quick succession, according to health officials.

Youmna ElSayed writes about the disbelief and shock of losing her friend, killed in Israeli air strikes on a hospital.

Mariam Dagga, a visual journalist who freelanced for The Associated Press, was among 22 people, including five reporters, killed Monday when Israeli forces struck Nasser Hospital…