Atlanta opened up a four-point lead on New York at the top of the WUSA standings with a 3-0 win over the Power in Uniondale, N.Y. Canadian Charmaine Hooper led the Beat with a pair of goals. Mia Hamm had two goals for Washington — both on free kicks — in a losing effort against Bay Area. The CyberRays prevailed, 3-2, at RFK Stadium. In the third Thursday night match, Boston edged Carolina, 2-1, at home to stay in playoff contention. July 12 in Uniondale, N.Y. New York 0 Atlanta 3. Goals: Hooper (Serlenga) 52, Hooper 68, Burt (Bivens, Sawa) 80. New York — Gao, Espeseth, Fair (Janss, 67), Pearce, Whelchel, Fettig, Lalor (Stauffer, 73), Whalen, Aarones (Pearman 75), Milbrett, Reifer (Connors, 78). Yellow Cards: Espeseth 79. Atlanta — Scurry, N.Augustyniak, Krzykowski, Nonen, Smith, Bivens, Sawa (Lamb, 88), Serlenga, Walbert-Cagle (Burt, 57), Hooper (Gragg, 82), Parlow. Yellow Cards: Hooper 72. Referee: Brenda Wright. Attendance: 4,382. July 12 in Boston Boston 2 Carolina 1. Goals: Wiegmann (Meinert) 45, Mellgren (Meinert) 59, Fotopoulos 81. Boston — Ducar, Aldama, McCann, Raygor, Sobrero, Hucles, Lilly, Omagbemi, Wiegmann, Meinert, Mellgren (Kemp, 69). Yellow Cards: Omagbemi 80, Raygor 90. Carolina — Luckenbill, Burt, Overbeck, Raveia, Wilson, Baxter, Riise, Roberts, Burtini (Hansen, 75), Florance (Yohe, 68), Fotopoulos. Yellow Cards: Fotopoulos 30. Referee: Rachel Woo. Att.: 6,038. July 12 in Washington, D.C. Washington 2 Bay Area 3. Goals: Hamm 8, Hamm 81; Bell (Chastain, Venturini) 5, Katia (Chastain) 35, Katia (Chastain, Sissi) 90+. Washington — Fahey, Barr, Little, Stoecker, Bai (Davey, 40), Cromwell (Milburn 78), French (Baumgardt, 70), Grubb, Makinen (Pretinha, 56), Gerardo, Hamm. Yellow Cards: Cromwell 59, Gerardo 67, Hamm 76. Bay Area — Beene, Alagich, Bryan, Chastain, Lindsey, Dorn, Sissi, Venturini (Nanez, 72), Bell (Cook, 78), Katia, Murray (Clark, 62). Yellow Cards: Lindsey 62, Nanez 77. Referee: Ricardo Salazar. Attendance: 7,210.