"Fareed Zakaria GPS," Sundays at 10 a.m. and 1 p.m. ET on CNN
On GPS this Sunday: Fareed speaks with National Security Advisor Tom Donilon. On his last day on the job, Donilon talks frankly about the search for Edward Snowden, Iran’s nuclear program, the Syria crisis, and more.
Then, the conservative case for gay marriage. In 1989, Andrew Sullivan wrote an influential essay advocating the right for gays to marry; 24 years on, he discusses the long journey to this week's Supreme Court decision.
Finally, Blackstone CEO Stephen Schwartzman on his new Rhodes-like scholarship program, which sends students to China.