U.S. tells Israel to minimize civilian casualties

Read MoreAs the war between Israel and Hamas resumes, U.S. officials are urging Israel to try to minimize civilian casualties. Thousands of Palestinians have already been killed in the conflict. Nicole Sganga reports.As the war between Israel and Hamas resumes, U.S. officials are urging Israel to try to minimize civilian casualties. Thousands of Palestinians have already been killed in the conflict. Nicole Sganga reports.