In their many years together as a band, celebrated Los Angeles culture-mashers Ozomatli have gone from being hometown heroes to being named U.S. State Department Cultural Ambassadors. Ozomatli has always juggled two key identities. They are the voice of their city and they are citizens of the world. Their music — a notorious urban-Latino-and-beyond collision of hip hop and salsa, dancehall and cumbia, samba and funk, merengue and comparsa, East LA R&B and New Orleans second line...