In a frustrating 5-4 overtime loss to the Columbus Blue Jackets on Thursday, Edmonton Oilers goaltender Calvin Pickard endured a challenging outing.The 33-year-old posted a dismal .800 save percentage out of 20 shots he faced. Despite the Oilers’ offense firing on all cylinders, the defensive lapses in front of Pickard were glaring, allowing Columbus to capitalize in a high-scoring affair.Calvin Pickard's campaign so far has been underwhelming, with a bloated 4.17 goals-against-average (GAA) and a save percentage languishing at .830 through the first seven appearances.Head coach Kris Knoblauch has been vocal in shielding Pickard post-game, pinning the loss on defensive breakdowns rather than the 33-year-old's play. He said after the game:“(The Oilers must) make it harder for them to get inside position on us,” Knoblauch said. “Too often they were left alone in front of the net with just (Pickard) by himself."Pickard has posted a 2-3-1 record this season for the Oilers, who are third in the Pacific Division with an 8-7-4 record.Edmonton Oilers' comeback attempt falls short in loss to Columbus Blue JacketsOn Thursday, the Edmonton Oilers suffered a 5-4 defeat to the Columbus Blue Jackets at Nationwide Arena.Mathieu Olivier opened the scoring for the Blue Jackets, putting them ahead 1-0 at 15:36 of the first period. Charlie Coyle increased the Blue Jackets’ lead to 2-0 just 44 seconds into the second period.The Oilers bounced back with two quick goals from Matt Savoie and Leon Draisaitl to tie it 2-2. A pair of goals from Denton Mateychuk and Adam Fantilli restored Columbus’s lead to 4-2 before heading into the final period.Olivier scored his second to make it 5-2 for the Blue Jackets. Vasily Podkolzin and Draisaitl scored again, but the Oilers fell short in a 5-4 loss to Edmonton. Evan Bouchard notched three points, while McDavid amassed two points in the matchup.