Ruidiaz's 2-goal effort powers Sounders past Whitecaps in dominant fashion

Raul Ruidiaz scored two goals and the Seattle Sounders continued their domination of the visiting Vancouver Whitecaps with a convincing 4-0 victory on Tuesday night in Seattle.

Nicolas Lodeiro tallied on a penalty kick and Alex Roldan also scored as Seattle stretched its unbeaten streak against the Whitecaps to 15. The Sounders are 10-0-5, counting the post-season, since losing to Vancouver on April 14, 2017.

Stefan Frei posted his second shutout of the season and 88th of his MLS career but didn't make a single save. All 10 of Vancouver's shots were off target.

Cody Cropper made three saves for the Whitecaps (5-8-2, 17 points).

In the fourth minute, Seattle's Fredy Montero had his point-blank shot saved by Cropper. As the rebound went to Montero, Cropper was called for a foul in the box to set up a penalty kick.

WATCH | Ruidiaz leads Sounders to resounding win over Whitecaps:

Lodeiro stood at the spot one minute later and sent a left-footed shot into the lower left corner to get the Sounders on the board. It was his third goal of the season.

Ruidiaz scored his first goal of the night in the 28th minute when he sent a right-footed shot past Cropper into the right corner.

Ruidiaz had a shot at the hat trick eight minutes later as he eluded Cropper and sent a shot toward the goal. However, Vancouver's Ranko Veselinovic hustled to get in front of the net and kicked the ball away.

Roldan scored his first goal of the season in the 89th minute when Cropper was unable to stop his right-footed shot.

Vancouver's best scoring attempt came in the 32nd minute when Ryan Gauld took a direct kick. Gauld had his left-footed attempt blocked by the Seattle wall, but he got the rebound and sent another left-footed shot wide right of the