Barranquilla, Sept. 4 -- Colombia manager Nestor Lorenzo said his team has a duty to deliver World Cup qualification to its fans with victory over Bolivia in Barranquilla.

A win in the penultimate round of South American qualifiers on Thursday would guarantee Colombia a place at next year's tournament in the United States, Mexico and Canada.

Bolivia needs a victory to keep its qualification hopes alive.

"Bolivia is very organized, and I don't think they'll back down," Lorenzo told reporters on Wednesday.

"This is a game that could open an important door for us, and we have a responsibility becausewe're playing at home."The Argentine coach stressed the need for the Cafeteros to control their nerves as they seek to atone for the disappoin...