Carrie Underwood is getting praise on social media, for posting photos of herself posing in a modest swimsuit when filming promotional footage for upcoming "American Idol" episodes.

Nearly 1,000 swimmers will compete at the London Aquatics Centre, with 36 British titles to be won across six days of racing.

Owen Curtin (Westford Academy) Cal Hale (Boston Latin) Vann Hotchkiss (Needham) Alex Jylkka (Weston) Brandon Liu (Framingham) ...