Shoppers at the V-Mall centre in Greenhills, San Juan were seen fleeing the building after a "disgruntled" security guard who recently lost his job took numerous people hostage.<br /><br />Filmed today (March 2), the footage shows shoppers fleeing in panic.<br /><br />Filmer Marco Subido was running errands and going to the bank while the scene unfolded.<br /><br />Subido said: "I was aiming to find my way outside as I thought there was a mass shooter or terror attack inside.<br /><br />Authorities have confirmed that at least one person has been shot.
