 CBS correspondent Olivia Rinaldi is in West Palm Beach, Florida. The Republican National Convention begins next week in Milwaukee, and the former president has hinted he might reveal his pick by the start of the gathering. The leaders of 32 NATO countries are wrapping up their 75th anniversary summit here in D.C., and looking at the future, they've got some stiff challenges. WTOP National Security Correspondent J.J. Green joins us live with those details.