George Russell is set to start from the back of the grid at Sunday's Singapore Grand Prix due to a power unit change in a further blow to his championship hopes.
Source: [Sky Sports](https://www.skysports.com/f1/news/12040/13595451/george-russell-mercedes-driver-set-to-start-singapore-gp-from-back-of-grid-due-to-penalty-caused-by-bahrain-gp-engine-failure)