Mr. Penn, with Haitian President Michel Martelly, was named ambassador-at-large for Haiti in recognition of his humanitarian work since the earthquake. "My job is to help people get the future they want to have," Mr. Penn says.

Mr. Penn, with Haitian President Michel Martelly, was named ambassador-at-large for Haiti in recognition of his humanitarian work since the earthquake. "My job is to help people get the future they want to have," Mr. Penn says.