pPolice are hunting two masked men after they threatened staff with firearms during a robbery in Williamstown, Victoria, on December 23.ppThe pair, who was described as Caucasian, tall and thin, pointed shotguns at a staff member and took cash from a liquor store on Douglas Parade just after 10 pm, police saida.ppThe 20-year-old male shop employee was not injured but was too traumatised to return to work, police told 7 Newsa.