Why did Israel attack Gaza again?

Israel launched a three day military offensive against the besieged Gaza Strip, targeted the PIJ movement. 47 Palestinians were killed, including 16 children and 4 women, with no Israeli deaths reported. So why did Israel attack Gaza now? -------------------------------------------------------------------------------------------------- Freedom over censorship, truth over narrative. Follow us on Facebook: https://www.facebook.com/RTnews Follow us on Telegram: t.me/rtnews Follow us on Twitter: https://twitter.com/RT_com