Unrest spreads to second runway in Moscow . Flights canceled to Cap ##ri . Violence ricochets in streets , protesters clash with police . ` ` The crowd is scared . ... It 's a volatile situation , '' says an official .
Unrest spreads to second town in north . Flights canceled to Cap Haitien . Gunfire ricochets in streets , protesters clash with peacekeepers . `` The population is scared . ... It 's a volatile situation , '' says U.N. official .