The Round-Up: Friday

More on Mayor's plan to overhaul city building code. [NY Times]

Drug-gang leader manages real estate from prison. [NY Times]

New Yorkers walking at a pace 10 percent faster than 10 years ago, study says. [NY Post]

GOP battles Spitzer over expanding rent-stabilization. [NY Post]

A look at the future lobby of World Trade Center Tower 3. [NY Post]

Owner rebrands Crowne Plaza United Nations hotel. [Crains]