Could Hezbollah escalate the Israel-Hamas conflict?

Whilst Israel prepares for its retaliatory ground invasion against Hamas, a new conflict could open elsewhere.

To Israel’s north, lies a more formidable foe, the Lebanese militants, Hezbollah.

With close ties to Iran, concerns are now mounting that an all-out assault against Israel will be ordered.

So, could Hezbollah change the tide of this conflict?

From Jerusalem, ITV News World Affairs Editor Rageh Omaar tells Tom Bradby what you need to know...