Superb Summer McIntosh bounces back with 400m medley gold at Pan Pacs

Canadian wins in championship-record time Australia hold off Ledecky and US in 4x200 relay US swimmers claim six golds on second night Summer McIntosh of Canada led all the way in winning the 400m individual medley at the Pan Pacific Championships on Thursday night, bouncing back after a runner-up finish in the 200

Canada's Summer McIntosh storms to Pan Pacs 400 IM title, rebounding from 200 free runner-up finish  Toronto Star

Summer McIntosh led all the way in winning the 400-meter individual medley at the Pan Pacific Championships

McIntosh’s winning time was almost four seconds faster than American Elizabeth Beisel’s previous championship record of 4:31.99 set in 2014

Summer McIntosh earned a gold medal Thursday night, defeating Jenna Forrester of Australia in championship record time in the women's 400-metre individual medley at the Pac Pacific swimming competition in Irvine, Calif.

As the year's biggest event begins, McIntosh is already firmly at the top of the sport. The question now is how much better can she get.