extra. a homeowner was telling a terrifying tale of being victimized in his own home. a tale that ended with the death of a german exchange student. now investigators would try to determine if the homeowner s actions were on the right side of the law, or if he crossed the line. we return to josh mankiewicz with deadly exchange. reporter: a high school exchange student from germany had been shot and killed during an apparent burglary inside a neighbor s garage in the quiet town of missoula, montana. now diren dede was dead, and police were investigating. does that happen a lot here, people shoot burglars who are in their homes? no, it doesn t. reporter: missoula police department detective guy baker had the case. soon he was interviewing the man who d pulled the trigger. hi, markus. hello, sir. i m guy baker. i m a detective. reporter: the homeowner was markus kaarma.
welcome back to dateline extra. a homeowner was telling a terrifying tale of being victimized in his own home. a tale that ended with the death of a german exchange student. now investigators would try to determine if the homeowner s actions were on the right side of the law, or if he crossed the line. we return to josh mankiewicz with deadly exchange. reporter: a high school exchange student from germany had been shot and killed during an apparent burglary inside a neighbor s garage in the quiet town of missoula, montana. now diren dede was dead, and police were investigating. does that happen a lot here, people shoot burglars who are in their homes? no, it doesn t. reporter: missoula police department detective guy baker had the case. soon he was interviewing the man who d pulled the trigger. hi, markus. hello, sir.
welcome back to dateline extra. a homeowner was telling a terrifying tale of being victimized in his own home. a tale that ended with the death of a german exchange student. now investigators would try to determine if the homeowner s actions were on the right side of the law, or if he crossed the line. we return to josh mankiewicz with deadly exchange. reporter: a high school exchange student from germany had been shot and killed during an apparent burglary inside a neighbor s garage in the quiet town of missoula, montana. now diren dede was dead, and police were investigating. does that happen a lot here, people shoot burglars who are in their homes? no, it doesn t. reporter: missoula police department detective guy baker had the case. soon he was interviewing the man who d pulled the trigger.
welcome back to dateline extra. a homeowner was telling a tale of being victimized in his own home. a tale that ended with the death of a german exchange student. now investigators would try to determine if the homeowner s actions were on the right side of the law, or if he crossed the line. we return to josh mankiewicz with deadly exchange. reporter: a high school exchange student from germany had been shot and killed during an apparent burglary inside a neighbor s garage in the quiet town of missoula, montana. now diren dede was dead, and police were investigating. does that happen a lot here, people shoot burglars who are in their homes? no, it doesn t.
welcome back to dateline extra. a homeowner was telling a tale of being victimized in his own home. a tale that ended with the death of a german exchange student. now investigators would try to determine if the homeowner s actions were on the right side of the law, or if he crossed the line. we return to josh mankiewicz with deadly exchange. reporter: a high school exchange student from germany had been shot and killed during an apparent burglary inside a neighbor s garage in the quiet town of missoula, montana. now diren dede was dead, and