The LaSalle Vipers blanked the Nationals 1-0 last night in London in Greater Ontario Jr Hockey League action.
Nathan Savage scored the only goal LaSalle was to need midway through the opening period.
With the regular season winding down, the Vipers now have a big eight point lead on second place Chatham, with the Maroons visiting Leamington tonight.
The Vipers also out shot the Nationals last night 37-27, with Eli Billing making all 27 saves to earn the shutout.