Sead Kolasinac could be strongest I’ve worked with, says Arsène Wenger

• Arsenal manager impressed with start made by Sead Kolasinac
• ‘He uses the strength of his body without violence’Arsène Wenger says Sead Kolasinac is a player whose attitude “provokes happiness” and believes the defender, signed from Schalke this summer, may be the strongest he has ever worked with.Kolasinac, 24, has played on the left side of a three-man central defence since Per Mertesacker’s injury in the Community Shield, although he is also a