The woman was surprised by the two assailants, who were described as white and in their 20s or 30s and wearing dark clothing. They also threatened her with a gun in the home invasion on East Elm Street, police said.
"Based upon the available facts, investigator are fairly certain that the victim had been targeted and this was not a random act," said Lt. Kraig Gray, the Greenwich Police Department's public information officer.
"One of the suspects displayed and also threatened the victim with a handgun," Gray said.
The robbers demanded money from the woman and punched her in the face when she refused to cooperate. They tied the woman's hands and feet up before going through the house looking for money, Patch.com reported.
The woman was found by her daughter when she returned home on the evening of Tuesday, Jan. 28.
The robbers made off with some cash, but police officials did not say how much, Patch.com said.
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