Mariners pitcher Vidal Nuno started his first game of the season, after 21 relief appearances, Tuesday against Colorado. 

Nuno started 28 games last season. He lasted 3 2/3 innings, giving up three runs on five hits. After allowing three home runs all season coming into the game, he gave up two homers on Tuesday. 

Nuno left with the score tied and took a no-decision.