Sharks lose for fourth time in five games

The up-and-down start to the Sharks’ season continued a downward turn Sunday.

San Jose, which opened the season with four losses, then won three in a row, was dealt a 5-2 road loss by the Ottawa Senators — the Sharks’ fourth loss in their past five games.

“We’re 12 games in, and there are a handful of key guys for us that haven’t played well yet,” Sharks head coach Pete DeBoer said. “That’s on me to get them back to the level they need to be.”

Those key guys might include goalies Martin Jones and Aaron Dell. Jones began the day on the bench, having lost his past three starts, but he was summoned for the third period after Dell allowed four goals on 22 shots.

Two of those goals were courtesy of…