<page_title> Swimming at the 2016 Summer Olympics – Women's 400 metre freestyle </page_title> <section_title> Records </section_title> <table> <cell> 3:58.71 <col_header> Time </col_header> </cell> <cell> Katie Ledecky <col_header> Name </col_header> </cell> <cell> 3:56.46 <col_header> Time </col_header> </cell> <cell> WR, OR <col_header> Record </col_header> </cell> </table>
Ledecky dropped two seconds under a world-record pace, with a time in 3:56.46.