Cutting out crime, one street at a time

SHANGHAI - Police in Shanghai cracked more than 20,000 criminal cases in the first quarter of this year as a result of beefed-up security for the Expo, the city's public security bureau officials said on Tuesday.

More than 15,000 suspects were detained in a series of raids and operations, according to police. And the city's first-quarter crime rate dipped 30 percent compared to the same period last year.

The police's undercover squad has caught more than 2,000 suspects and broken 160 organized criminal rings in more than 4,000 property violation cases this year.