Cities were selected, according to the Bloomberg foundation: "The 20 finalist ideas were rated on four key criteria: vision/creativity, ability to implement, potential for impact, and potential for replication." Here are the finalists that are now lined up to receive between $1 and $5 million.
- Boston
 - Chicago
 - Santa Monica
 - Lexington
 - Cincinnati
 - Durham
 - Highpoint
 - Hillsboro
 - Houston
 - Indiannopolis
 - Knoxville
 - Lafayette
 - Milwaukee
 - Philadelphia
 - Phoenix
 - Providence
 - St. Paul
 - San Francisco
 - Springfield
 - Syracuse
 
http://mayorschallenge.bloomberg.org/index.cfm?objectid=84F82440-9EA6-11E1-823A000C29C7CA2F





