Matt Dunstone beats Braden Calvert in all-Manitoba battle at Brier

Matt Dunstone defeated Braden Calvert 6-3 in a battle of Manitoba skips on Tuesday morning at the Montana's Brier in St. John's.

Dunstone (4-0) scored pairs in the fifth and seventh ends en route to his fourth straight round-robin victory.

He remained tied for first place in Pool B with Alberta's Kevin Koe (4-0), who posted a 6-3 win over brother Jamie Koe of the Northwest Territories.

Saskatchewan's Mike McEwen beat New Brunswick's James Grattan 10-4 and Northern Ontario's Sandy MacEwan rolled to an 11-3 rout of British Columbia's Cody Tanaka.

McEwen was in third place at 4-1. Canada's Brad Jacobs and Newfoundland and Labrador's Brad Gushue led the Pool A standings at 4-0.

Two more sessions were scheduled for later in the day at Mary Brown's Centre. Competition continues through Sunday.