“The Israeli military says it has carried out an airstrike on a rocket launcher in the Gaza Strip that was used by militants to fire a rocket into Israel. The Israeli airstrike early Wednesday hit an open area in northern Gaza, causing no casualties. It was in response to Palestinian rocket fire from Gaza into southern Israel late Tuesday that also hit an open area, causing no casualties.”
Source: Israel Says It Hits Gaza Rocket Launcher After Rocket Fired – ABC News