Asked about last week's "save Prentice letter, which was signed by more than 60 architects, including Frank Gehry, and sent to the mayor, a mayoral spokeswoman emailed: As ???While I am away......critic Cheryl Kent, reporter Ron Grossman to cover architecture, historic preservation for the Tribune40 Currently 1.00/1 1 The Skyline 2012-08-01 10:03:41