India, Oct. 11 -- The gruesome murder of a Japanese woman in the country's Okinawa prefecture, allegedly involving a US Marine, has led to many protests and also sparked some diplomatic tensions with Washington. Now, the US Secretary of State Marco Rubio has promised full cooperation with Japanese authorities in an effort to de-escalate things.

Marco Rubio Holds Call with Japan's Foreign Minister Motegi Tishimitsu

On the call, Rubio offered his condolences over the death of a Japanese citizen and gave Tokyo assurances that the United States would work alongside Japanese investigators.

According to the US Department of State, Washington remains committed to staying in communication and cooperating fully with the Japanese government and ...