Grover Beach man sentenced for 2018 murder
Grover Beach resident Robert W. Koehler, IV, 40. – Grover Beach resident Robert W. Koehler, IV, 40, was sentenced to 56 years to life in prison for...
Grover Beach resident Robert W. Koehler, IV, 40. – Grover Beach resident Robert W. Koehler, IV, 40, was sentenced to 56 years to life in prison for the Jan. 2018 murder of 26-year-old Kristen Marti, who remained missing for over two months, announced San Luis Obispo County District Attorney Dan Dow this week. Kristen Marti went missing on Jan. 9, 2018. Following a nearly three-month search, Marti's remains were found in a remote area of Prefumo Canyon in San Luis Obispo on March 25, 2018. Computer forensics and other investigative tools led law enforcement to identify Koehler as the suspected murderer.