ST. PAUL, Minn. - Parents wondered who to blame when two neighboring schools in their small central Minnesota town closed because one school had a probable case of swine flu.

• 明尼苏达州圣保罗-因为有可能有猪流感的疑似病例，当明尼苏达镇两个相邻的学校关闭时，家长不知道该责怪谁，。