Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Édgar Hernández (racewalker)
Table title:
Achievements
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Competition </th><th colspan=1 rowspan=1 > Venue </th><th colspan=1 rowspan=1 > Position </th><th colspan=1 rowspan=1 > Event </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <th colspan=6 rowspan=1 > Representing Mexico </th></tr>
<tr> <td colspan=1 rowspan=1 > 2000 </td><td colspan=1 rowspan=1 > NACAC U-25 Championships </td><td colspan=1 rowspan=1 > Monterrey, Mexico </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 20,000m walk </td><td colspan=1 rowspan=1 > 1:25:36.67 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > 2001 </td><td colspan=1 rowspan=1 > Pan American Race Walking Cup </td><td colspan=1 rowspan=1 > Cuenca, Ecuador </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 50 km </td><td colspan=1 rowspan=1 > 4:05:24 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > World Championships </td><td class="highlighted"  colspan=1 rowspan=1 > Edmonton, Canada </td><td class="highlighted"  colspan=1 rowspan=1 > 3rd </td><td class="highlighted"  colspan=1 rowspan=1 > 50 km </td><td colspan=1 rowspan=1 > 3:46:12 </td></tr>
</table>
Question:
What medal and event did Édgar Hernández win in the 2001 World Championships in Edmonton?
Answer:
Édgar Hernández won the bronze medal in the 50 km at the 2001 World Championships in Edmonton.