Dan Rodricks: Ben Cardin hears ‘real concern’ about Trump from U.S. allies

Ben Cardin, Maryland’s senior senator and chairman of the Senate Foreign Relations Committee, chose not to run for re-election, opting to retire after serving in Congress since 1987. In this, the first in a series of exit interviews, Cardin, a Democrat, talks about U.S. foreign policy and the nation’s standing as a democracy and global power. The interview was edited for clarity and brevity.