Isner, Querrey Serve Up 2-0 Lead For U.S. Over Brazil
Description:John Isner and Sam Querrey used their big serves to blast the United States into a commanding 2-0 lead over Brazil in their Davis Cup World group first round tie on Friday (February 1). Isner sat out the Australian Open with a knee injury but the world number 16 reported fit for duty and recorded a routine 6-3 7-6 6-3 victory over Thiago Alves after Querrey began the day by brushing past Brazilian number one Thomaz Bellucci 6-3 6-4 6-4.(1:14)