Rojas is charged with murdering 23-year-old Danilo Guitierrez and 28-year-old Pablo Juan Diego. The two men were found dead Sunday in an Alban Park apartment in Elsmere.
Detectives talked to Ortiz and she agreed to meet with them at police headquarters Sunday night. But Tuesday afternoon, police said Ortiz didn't show up for the meeting.
A police spokesman said she may be driving a 1997 white Ford Expedition with Virginia license plates.
