Attacks came 2 days after ferocious street fighting that left 18 people dead . 2 soldiers , 16 suspected gang members killed ; 9 soldiers wounded also . A fourth officer was injured . Five people arrested in connection with shootout ; authorities seize weapons . Mexican troops , in trucks and helicopters kept watch over Acapulco on night .
Attacks came 2 days after ferocious street fighting that left 18 people dead . 2 soldiers , 16 suspected gang members killed ; 9 soldiers wounded also . Five people arrested in connection with shootout ; authorities seize weapons . Mexican troops , in trucks and helicopters kept watch over Acapulco on night .