Police in Grenada said Monday that they believe an elderly Northern Virginia couple aboard their catamaran that was hijacked by three escaped prisoners last week were killed and thrown into the Caribbean Sea. The announcement is a blow to those who were independently helping search for Ralph Hendry and Kathy Brandel and had hoped they were still alive. Subscribe: https://www.youtube.com/user/WVECTV/?sub_confirmation=1 Download the 13News Now App: http://bit.ly/13NewsNowApp Check out our website: https://www.13newsnow.com/ Like us on Facebook: https://www.facebook.com/13NewsNow/ Follow us on Twitter: https://twitter.com/13newsnow Follow us on Instagram: https://www.instagram.com/13newsnow/