During an Israeli attack on Gaza during the day, ten people died, including a five-year-old girl, and 55 people were injured.
– We will do whatever it takes, says Israel’s prime minister in a statement, in defense of the attack.
The expected response came later on Friday night when Gaza attacked Israel.
Now there is concern about a new conflict, like the one last spring.
See images from Israel’s missile defenses in the player above.