Sergio Mendes brings 'Timeless' travels to D.C.

If there is any doubt that classic musical styles mellow with time while evolving with the times, consider this recent comment from Sergio Mendes:

“I met will.i.am five years ago, and he asked me to play a song on one of his records,” the Latin maestro and founding member of Sergio Mendes and Brazil ’66 recalled. “After that, we did a project together and he produced my album ‘Timeless.’ ”