<page_title> 2017 Brickyard 400 </page_title> <section_title> First practice </section_title> <table> <cell> Denny Hamlin <col_header> Driver </col_header> <row_header> 1 </row_header> </cell> <cell> 48.022 <col_header> Time </col_header> <row_header> 1 </row_header> </cell> <cell> 187.414 <col_header> Speed </col_header> <row_header> 1 </row_header> </cell> </table>
Denny Hamlin was the fastest in the first practice session with a time of 48.022 seconds and a speed of 187.414 mph.