Olivia McTaggart: Pole vaulter counts down to the start of the Commonwealth Games

The countdown is on for the start of the Birmingham Commonwealth Games. And New Zealand could be in line for a few medals from Track and Field. Pole vaulter Olivia McTaggart is rearing to make a comeback after failing to qualify for the Olympics, she spoke to Jason Pine on Sportstalk. LISTEN ABOVE  See omnystudio.com/listener for privacy information.