Mario Fraioli

Costa Rican marathoner Cesar Lizano will realize his Olympic dream on Sunday.

We catch up with Costa Rican Olympic marathoner Cesar Lizano and his coach, Competitor's Mario Fraioli.

Mario Fraioli updates on Cesar Lizano's progress as the Olympic Marathon approaches.

Mario Fraioli shares some insight from Costa Rican Olympic Marathoner Cesar Lizano's recent two-week training camp in San Diego.

Check out these shots of Costa Rican Olympian working out recently in San Diego.

Competitor's Mario Fraioli shares some insight into the training of Costa Rican Olympic marathoner Cesar Lizano.

Competitor.com senior producer Mario Fraioli shares his experiences coaching Costa Rica's Olympic marathoner, César Lizano.

In this special edition of RunCenter presented by adidas, Toni Reavis and Mario Fraioli analyze this year's unforgettable races at the Boston Marathon.

On the final pre-race show, we spoke with the BAA's Tom Grilk, got the best race-day advice from runners and give you our predictions.

Toni Reavis brings you the latest from an action-packed weekend in Beantown!

It's Friday before the world's oldest marathon and Toni Reavis is bringing you the latest from Boston!

Yes, I understand this is a humor column, but this is actually serious.