Israel-Gaza conflict: State of war reverberates across the world as leaders express shock

After Hamas launched an unprecedented attack against Israel on Saturday, worldwide condemnation of the attacks has also been growing since the events unfolded. From the U.S. to the Vatican, many world leaders are expressing their support for Israel, even as concerns rise over how this conflict could escalate even further. In Washington, D.C., flags flew at half-staff on Capitol Hill, as the U.S. government moved navy ships and aircraft closer to the country, as new details emerged of Americans caught in the conflict. Joel Senick reports.