* Broken pipeline leaves much of Dakar without water for two weeks
* Water shortage sparks pockets of protests
By Diadie Ba
DAKAR, Sept 27 (Reuters) - Senegal has appealed to France and China for help to repair damage to a water pipeline that has deprived much of the capital of running water for two weeks, triggering pockets of violent protests.
President Macky Sall cut short his visit ...