In Mexico's Culiacan, a city of 1 million residents, an elementary school principal starts each day checking for shootouts before deciding whether to cancel classes.

CULIACAN, Mexico — Before dawn, an elementary school principal in the capital of Mexico's Sinaloa state checks various chats on his phone for word of shootouts or other incidents. If there’s ...

CULIACÁN, Sinaloa — Before dawn, an elementary school principal in the capital of Mexico's Sinaloa state checks various ... It isn’t the only new routine in Culiacan, a city of 1 million ...

Before dawn, an elementary school principal in the capital of Mexico’s Sinaloa state checks various chats on his phone for word of shootouts or other incidents. If there’s danger, he sends a ...