Big sticking points to COP27 climate deal slow crunch talks

SHARM EL-SHEIKH, Egypt, Nov 15 (Reuters) - Government ministers and negotiators from nearly 200 countries on Tuesday began the hard slog of finding common ground for a deal at the annual U.N. climate summit, as host country Egypt assured that the slow-moving talks were still on track.Some delegates began, however, to discuss the possibility that the summit would go overtime into the weekend, with countries still…