Angel Maturino Resendiz Angel Maturino Resendiz pleaded not guilty today to the charge that he murdered a doctor in her Houston home in December. Maturino Resendiz is accused of being the so-called railroad killer, who has been linked with at least 8 other murders in three states. NPR's Barbara Bradley talks with law enforcement officials about how they realized the widely separated murders were connected, and how they tracked down the suspect.

Angel Maturino Resendiz

Angel Maturino Resendiz

Audio will be available later today.

Angel Maturino Resendiz pleaded not guilty today to the charge that he murdered a doctor in her Houston home in December. Maturino Resendiz is accused of being the so-called railroad killer, who has been linked with at least 8 other murders in three states. NPR's Barbara Bradley talks with law enforcement officials about how they realized the widely separated murders were connected, and how they tracked down the suspect.