Triple H announced earlier today that NXT would be holding a live event in Brooklyn on August 22nd which is the same weekend as SummerSlam.
WWE has followed up the announcement by confirming that the event will be called NXT Takeover: Brooklyn and it will air live on the WWE Network. They wrote the following about the event on their website:
“The Superstars and Divas of Tomorrow have set the wrestling world on fire with the NXT TakeOver live specials on WWE Network, which have all emanated from Full Sail University in Florida — until now. As announced by WWE COO Triple H, on Saturday, Aug. 22, NXT will invade the Barclays Center on the eve of The Biggest Party of The Summer for the seventh NXT live special.”