Obama envoy heads to Mid East

This renewed violence at the Israeli-Gaza border is taking place as President Obama's Middle East envoy, Senator George Mitchell, arrives in the region, tasked with consolidating the ceasefire. Mitchell begins his eight-day tour in Egypt today, with scheduled visits to Israel, the occupied West Bank, Jordan, Saudi Arabia and Turkey, before heading to Europe. Mitchell was a key player in the Northern Ireland peace process and led all-party negotiations which led to the Belfast Agreement; but as Karen Miller reports, some question if Mitchell can make move forward on an accord if he doesn't bring Hamas to the table.

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