Casey B. Gibson Gallery: Olympic track day six

The velodrome is packed to the rafters for the final session. Photo: Casey B. Gibson | www.cbgphoto.com

Meares spends a quiet moment before her warm-up for the evening session. Photo: Casey B. Gibson | www.cbgphoto.com

Anna Meares comes around Shuang Guo in the women's sprint semifinal. Photo: Casey B. Gibson | www.cbgphoto.com

A fan's iPad records the scene from the velodrome. Photo: Casey B. Gibson | www.cbgphoto.com

Fans celebrate Chris Hoy's kierin win. Photo: Casey B. Gibson | www.cbgphoto.com

Hammer shares a long embrace with her husband Andy Sparks after she finished second in the omnium. Photo: Casey B. Gibson | www.cbgphoto.com

Sarah Hammer shows off her second silver medal of the Games. Photo: Casey B. Gibson | www.cbgphoto.com

Mickael Bourgain manages to finish fourth in this heat after leading in the final corner. Photo: Casey B. Gibson | www.cbgphoto.com

Hoy and Levy battle at the front of the kierin's final lap. Photo: Casey B. Gibson | www.cbgphoto.com

Sir Chris Hoy exhults in his sixth career gold medal. Photo: Casey B. Gibson | www.cbgphoto.com

Sarah Hammer drives toward the finish line in the 500m time trial. Photo: Casey B. Gibson | www.cbgphoto.com

Trott is the first Olympic omnium champion and a double gold medalist in London. Photo: Casey B. Gibson | www.cbgphoto.com

Victoria Pendleton wins the sprint semifinal over Kristina Vogel. Photo: Casey B. Gibson | www.cbgphoto.com

Meares hugs her longtime coach Gary West after her sprint. Photo: Casey B. Gibson | www.cbgphoto.com

Anna Meares leads Victoria Pendleton to take the gold in the women's sprint. Photo: Casey B. Gibson | www.cbgphoto.com

The women's omnium podium of Trott, Hammer and Edmondson. Photo: Casey B. Gibson | www.cbgphoto.com

Hammer flashes past the rings in the women's omnium. Photo: Casey B. Gibson | www.cbgphoto.com

A couple of English Bulldogs in the crowd. Photo: Casey B. Gibson | www.cbgphoto.com

Trott, Edmondson and Hammer bearing down on the finish line of the scratch race. Photo: Casey B. Gibson | www.cbgphoto.com