Anne-Marie Green

Van's father didn't say why his son was heading in that direction.

Pan's parents agreed to be photographed. Pan's mother declined to answer any questions without an attorney, but she later volunteered that her son walked away from her and his father and likely killed himself. The Marshalls were skeptical.

Pan's parents agreed to be photographed. Pan's mother declined to answer any questions without an attorney, but she later volunteered that her son walked away from her and his father and likely killed himself. The Marshalls were skeptical.

Pan's parents agreed to be photographed. Pan's mother declined to answer any questions without an attorney, but she later volunteered that her son walked away from her and his father and likely killed himself. The Marshalls were skeptical.

What do you think of Pan's plan to mislead investigators? See more of the evidence at 48hours.com.

What do you think of Pan's plan to mislead investigators? See more of the evidence at 48hours.com.

And what does that mean?

And what does that mean?

And what does that mean?

And they would need plenty of it. Weeks went by without an arrest. They wondered if they missed something and if their murder suspect had outmaneuvered them.

And they would need plenty of it. Weeks went by without an arrest. They wondered if they missed something and if their murder suspect had outmaneuvered them.

And they would need plenty of it. Weeks went by without an arrest. They wondered if they missed something and if their murder suspect had outmaneuvered them.

Five weeks pass without a solid lead on the MIT student wanted for Kevin Zhang's murder.

Five weeks pass without a solid lead on the MIT student wanted for Kevin Zhang's murder.

Five weeks pass without a solid lead on the MIT student wanted for Kevin Zhang's murder.

Then the manhunt for Pan suddenly heated up. Police said his mom told them she suspected her son killed himself, but they noticed his parents had a lot of banking activity.

Then the manhunt for Pan suddenly heated up. Police said his mom told them she suspected her son killed himself, but they noticed his parents had a lot of banking activity.

Then the manhunt for Pan suddenly heated up. Police said his mom told them she suspected her son killed himself, but they noticed his parents had a lot of banking activity.

And then Pan's parents rented a car. They start traveling south again. But the vehicle's GPS system the marshals were tracking went dark. Did they turn it off?

And then Pan's parents rented a car. They start traveling south again. But the vehicle's GPS system the marshals were tracking went dark. Did they turn it off?