The woman dubbed the "cell phone bandit," because of security camera images of her robbing banks while using a cell phone, is identified as 19-year-old Candice Rose Martinez.

According to the Loudoun County sheriff's office, warrants for her arrest have been issued.

"Ms. Martinez is considered to be armed and dangerous and is wanted on robbery charges for the bank robbery of a Wachovia Bank in Fairfax County on October 22nd and another bank robbery of a Wachovia in Loudoun County on November 4th," the office said in a statement. "Two other bank robberies that occurred in Prince William County and the Town of Vienna remain under investigation."

Martinez is said to be from Chantilly, Virginia.

In a report Friday, the Washington Post

"The question," he adds, "would be whether anyone is on the other end of the line or not."

During three of the bank robberies, Martinez was talking on a cell phone, while showing the teller a box displaying a holdup note. In the most recent holdup, on Nov. 4, the robber showed the teller a gun.

Martinez is described as well-spoken and bearing a slight Hispanic accent.