Gabriel Aubry with Kim Kardashian

Kim Kardashian's found a new guy to keep up with: Halle Berry's model ex Gabriel Aubry. A pal tells UsMagazine.com that the duo, who were spotted flirting at Sunday's L.A. Lakers game, are the real deal."They met through friends and have been dating a few weeks," says the source. "It's sexy!" Adds the insider, "They decided to step out together at the game."The hot Gucci model, 34, is not the