Murray reaches 4th round at Miami Open by beating Giraldo

Andy Murray advanced Sunday to the fourth round at the Miami Open by beating Santiago Giraldo.

KEY BISCAYNE, Fla. (AP) Andy Murray advanced Sunday to the fourth round at the Miami Open by beating Santiago Giraldo 6-3, 6-4.

The No. 3-seeded Murray, who won the tournament in 2009 and 2013, improved his career record to 499-155. He's seeking his first title this year.

Murray lost only four points on his first serve and was broken just once - the first time he served for the match. Giraldo, seeded No. 27, fell to 1-22 against top-10 opponents.

No. 15 Kevin Anderson hit 12 aces and beat No. 24 Leonardo Mayer 6-4, 6-4.

No. 3 Simona Halep, who won Indian Wells a week ago, reached the women's fourth round by beating No. 30 Camila Giorgi 6-4, 7-5.