HIGH SCHOOL:  Basketball not played in the high school system as we know it...in 2011-12 played for Siarka Jezioro Tarnobrzeg team in the PLK, Poland's top league, and averaged 10.1 ppg, 4.4 rpg and shot 54 percent from the floor...played in the 2011 U18 European Championship in Wroclaw, Poland, where he was named to the All-Star Game...scored a game-high 13 points while earning MVP honors and averaged 11.0 ppg, 7.3 rpg and 1.8 blocks/game...scored 21 points in the opening game against Slovakia, one of five double-digits games...had a pair of double-doubles - 17 points and 11 rebounds against Croatia and 14 points and 10 boards against Italy...in 2010 U17 World Championships in Hamburg, Germany...averaged 14.5 ppg, 11.0 rpg, 2.5 assists and 2.0 blocks in that tournament...scored in double-digits in seven of the eight games...foul trouble limited his minutes in the Gold Medal game against USA and finished with three points...had two 20-point games with 24 against Germany and 20 against Spain to go with 12 rebounds for one of his five double-digit outings as Poland finished 7-1 with the title-game loss to USA...went 12-for-16 from the field against Germany and 7-for-8 against Spain...shot 53.1 percent from the field on 43-of-81...had match-up with Canada and Kevin Pangos who was entering his senior year of high school and being recruited by Gonzaga...in the match-up with Pangos and Canada, Poland took a 75-70 victory...scored 14 points and hauled in 10 rebounds while Pangos scored 22 points, grabbed 9 rebounds and had 6 assists...Karnowski and Pangos both named to the All-Tournament Five for the inaugural FIBA U17 World Championship...Karnowski was named the best center in the competition while Pangos was tabbed the top point guard...among other FIBA appearances are the 2008 U16 European Championship, the 2009 U16 European Championship, the 2010 FIBA U17 World Championship, the 2011 FIBA U19 World Championship and the 2011 FIBA U19 World Championship...had an outstanding FIBA U19 World Championship, averaging 13.2 ppg, 6.2 rpg and 1.6 blocks/game...scored 29 points against Croatia on an 11-for-18 night from the field and 23 against Russia while going 9-for-12 from the field...had a tournament-high 9 rebounds against both Argentina and Croatia.

Misc.:  Nicknamed Schimmick...was discovered by Gonzaga assistant coach Tommy Lloyd who was in Hamburg, Germany, for U17 World Championships to watch Kevin Pangos, who was entering his senior year of high school.