Medina Spirit crosses first as Bob Baffert wins record seventh Kentucky Derby

• Medina Spirit wins in 147th running of Kentucky Derby
• Jockey John Velazquezwins Derby for second straight year
• The 147th Kentucky Derby - in pictures

Medina Spirit fought off three challengers in the stretch to win the Kentucky Derby by a half-length on Saturday, making Bob Baffert the winningest trainer in the race's 147-year history, with seven victories.

Jockey John Velazquez earned his fourth Derby victory on Saturday aboard the dark brown colt that was purchased as a yearling for $1,000 and cost current owner Amr Zedan $35,000.