The Islamist Hamas movement is probably not responsible for a recent upsurge in rocket fire out of Gaza where it rules, but will be made to suffer if the salvoes continue, a senior Israeli military official said.

The official, who declined to be named, said Hamas should intervene to squash the violence, which he blamed on smaller militant groups backed by Iran.

“Hamas is trying to do its best to prevent the launches, but it can and must do more,” said the top officer. […]