Cityfile: New York's Most Notable and Influential

• Obama now has a running mate. But now Joe Biden's son and brother are in the news over a hedge fund that went sour. [WaPo, Dealbook]
• Investors are more optimistic that Lehman Brothers will raise additional capital in the near future. But there are also rumbles that Richard Fuld may be on the way out. [Dealbook, Dealbreaker]
• Citi has changed up its capital markets group. [Dealbook]
• Economists are questioning the government's response to Fannie Mae and Freddie Mac. [WSJ]
  
• Mrs. Fields has filed for bankruptcy. [Marketwatch]
• A top Blackstone exec, David Blitzer, was shaken down by his father-in-law. Now Blitzer has helped put the man behind bars. [WSJ]
• More details on Goldman Sachs' new headquarters downtown: "The heart of the building" will be a "living room" on the 10th through 12th floors. [NYT]
  

1) At the New York premiere of spy thriller Traitor at the Regal Union Square last night, the film's stars Don Cheadle, Guy Pearce, Said Taghmaoui, and Mozhan Marno walked the red carpet along with director Jeffrey Nachmanoff, Busta Rhymes, Jesse Williams, Estelle, Aubrey O'Day, and Nicole Miller. [NYO/Wireimage]

2) Further downtown mayhem surrounded the opening of the Nike sportswear store at 21 Mercer Street: Giant electronic billboards and a marching band heralded the arrival of Roger Federer, Maria Sharapova, and Serena Williams, who were joined by Mark Ronson (who DJed), Annabelle Dexter-Jones, Spike Lee, Katy Perry, Richie Akiva, Q-Tip, Justin Theroux, Alan Cumming, Cory Kennedy, Lily Cole, Alexander Wang, and many others. [Teen Vogue/PMc]More