The National Football League has tapped Paul, Weiss, Rifkind, Wharton & Garrison to lead a probe into whether the New England Patriots used intentionally deflated balls during the first half of the American Football Conference title game against the Indianapolis Colts last Sunday.

Partner and cochair of the litigation department Theodore “Ted” Wells Jr. will lead the investigation for the Paul Weiss team, which also includes chairman Brad Karp and litigation partner Lorin Reisner, according to the firm.