The Mercedes team principal will skip the September 22-24 weekend, according to OE24, in order to fix a troublesome knee problem.Wolff requires surgery on his cruciate ligament after an injury sustained in a “training accident”, it is reported.Jerome D’Ambrosio will act as Wolff’s replacement for the Suzuka event.Wolff will be present next weekend in Singapore, then skip Japan, and return for Qatar (probably on crutches) on October 6-8.He has been in the wars this summer, sustaining an arm injury in a cycling accident while on a family holiday during the F1 break.Who is Jerome D’Ambrosio?D’Ambrosio, a Belgian former racing driver…