Craigslist Killing

<b>June 22, 2009: </b>Former Boston University medical student during Philip Markoff stands during his arraignment in Suffolk Superior Court in Boston, on charges he killed a masseuse at a Boston hotel that he met through Craigslist. (AP)

<b>June 22, 2009: </b>Former Boston University medical student during Philip Markoff stands during his arraignment in Suffolk Superior Court in Boston, on charges he killed a masseuse at a Boston hotel that he met through Craigslist.

<b>April 21: </b>Medical student Philip Markoff, 23, is arraigned in Boston on murder, kidnapping and armed robbery charges in the so-called 'Craigslist Killing.'

<b>April 21: </b>Boston University medical student Philip Markoff stands during his arraignment in Boston Municipal Court. Markoff has been ordered held without bail on charges that he fatally shot a masseuse he had lured to his hotel through Craigslist.

Julissa Brisman, 26, of New York. Boston police are investigating attacks on two masseuses-for-hire at luxury hotels, including the killing of Brisman at the Marriott Copley.

Philip Markoff and Megan McAllister

A home photo of alleged 'Craigslist Killer' Philip Markoff.

Surveillance footage from the Marriot Copley Place hotel shows the suspect in the death of a woman there.

Surveillance footage from the Marriot Copley Place hotel shows the suspect in the death of a woman there.

Surveillance footage from the Marriot Copley Place hotel shows the suspect in the death of a woman there.

Surveillance footage from the Marriot Copley Place hotel shows the suspect in the death of a woman there.

Philip Markoff and Megan McAllister