TOM: WMUR’S MONICA HERNANDEZ IS LIVE WITH NEW DEVELOPMENTS IN THIS CASE. MONICA: TEXAS AUTHORITIES SAY CURTIS WILLIAMS, 33-YEAR-OLD ADAM CURTIS WILLIAMS, IS FROM UTAH. YOU CAN SEE HE HAS DISTINCT TATTOOS THICK GAUGE EARRINGS AND , SCARS AROUND HIS LEFT EYE. HE IS CHARGED WITH FELONY THEFT, AFTER SURVEILLANCE CAMERAS CAPTURED HIM CROSSING INTO MEXICO IN THE NEW HAMPSHIRE COUPLE’S TRUCK. JAMES AND MICHELLE BUTLER WERE FOUND DEAD IN PADRE ISLAND, TEXAS LAST WEEK, IN WHAT POLICE CALL A HOMICIDE. THE RUMNEY COUPLE HAD BEEN CAMPING IN THE AREA AS PART OF A CROSS-COUNTRY ROAD TRIP. AUTHORITIES ARE ALSO LOOKING F THE WOMAN SEEN IN THE PASSENGER SEAT OF BUTLER’S TRUCK AS A PERSON OF INTEREST. THEY BELIEVE BOTH AMANDA NORBERT AND WILLIAMS COULD BE HIDING OUT IN MEXICO. AUTHORITIES SAY WILLIAMS COULD FACE MORE CHARGES AS T INVESTIGATION CONTINUES. >> WE ARE STILL LOOKING AT ALL THE EVIDENCE WE HAVE GATHERED. WE ARE GETTING SO MANY LEADS, AND SO MANY AVENUES WE STI HAVE TO TRACK DOWN AND GO THROUGH THAT WE HAVEN’T ACTUALLY COMPLETED WITH ALL THE EVIDENCE WE HAVE ON HAND AT THIS TIME. MONICA: POLICE ARE ASKING ANYONE WITH INFORMATION ABOUT WILLIAMS OR NORBERT TO COME FORWARD. REMEMBER, WILLIAMS IS CONSIDERED ARMED AND DANG