Updated

Indian Wells, CA (SportsNetwork.com) - Four-time champion Roger Federer beat Argentine Diego Schwartzman 6-4, 6-2 in the second round of the BNP Paribas Open on Sunday.

Federer fired eight aces and didn't face a break point in the 63-minute match. The second-seeded Swiss star lost to Novak Djokovic in last year's final at Indian Wells.

Sixth-seeded Canadian Milos Raonic defeated Italian Simone Bolelli 6-3, 6-4 to reach the third round, while Robin Haase of the Netherlands stunned seventh- seeded Swiss Stan Wawrinka 6-3, 3-6, 6-3.

Bulgarian Grigor Dimitrov, the No. 11 seed, advanced with a 7-6 (7-2), 3-6, 7-6 (7-4) victory over Australian teenager Nick Kyrgios, while 15th-seeded Spaniard Roberto Bautista Agut beat Uzbekistan's Denis Istomin 6-4, 6-3.

Ukrainian Alexandr Dolgopolov, who reached the semifinals last year, topped 29th-seeded Colombian Santiago Giraldo 6-1, 7-6 (7-4).

Americans Donald Young and Jack Sock were also among the winners. Young beat 31st-seeded Frenchman Jeremy Chardy 6-4, 6-2 and Sock rallied for a 3-6, 6-3, 7-6 (9-7) win over Luxembourg's Gilles Muller.

German qualifier Michael Berrer advanced when 22nd-seeded Frenchman Richard Gasquet retired trailing 3-1 in the third set.