deputy assistant president sebastian gorka warn syrian president bashar assad evidence arise early week assad regime could plan another chemical weapons attack people gorka say significant damage do force interest destroy isis chemical weapons development syria assad could plan another attack pentagon spokesman captain jeff davis say unite state recently see activity shayrat airfield base target u.s. cruise missile strike april 6. involve specific aircraft specific hangar know associate chemical weapons use davis said.davis say activity occur past day two say unite state collect intelligence.the white house say monday appear syrian government prepare another chemical weapons attack warn assad military would pay heavy price go ahead.remember commander-in-chief decide honor threat syria red line read reuters trump advisor warn syria save live video