The family of Mark Ebinger, stabbed to death last November, has increased the reward offered to $10,000 in hopes of generating tips that will lead to an arrest.

Mark and his brother Peter were attacked outside a Burien bar on November 12, 2009. Mark died from stab wounds at the scene. Peter was stabbed numerous times, but survived.

Mark was 25 at the time of his death. Peter is 24.

Detectives believe there were several witnesses to the attack, and these witnesses might have information that could solve the case.

The homicide occurred outside Good Time Ernie’s Pub, 15747 Ambaum Blvd SW in Burien.

Crimestoppers is also offering a reward of up to $1000 for information on the case.

Anyone with information is asked to call Crimestoppers at 1-800-222-TIPS or the King County Sheriff's Office at (206) 296-3311 (24 hours), or 9-1-1.