Preview: "Wolf Tracks: The Very Best of Los Lobos"

They've come a long way from interpreting Mexican folk songs in the '70s. Over the years, Los Lobos has managed to achieve that elusive combination of critical acclaim and commercial success by fusing roots rock with everything from folk to blues to salsa. Their three GRAMMYs attest to the band's popularity. Their first-ever single-CD collection spans nearly 20 years of the band's best. Here's a preview of Wolf Tracks: The Very Best of Los Lobos.

(Photo by Aaron Rapoport, courtesy Slash/Warner Bros. Records)