Squawking Dead

Connections between the border and the rez are made via Bernadette Manuelito's discovery at Spenser Ranch and what Jim Chee finds at the chili farm. But what does that have to do with the death of Ernesto Cata and the disappearance of Shorty Bowlegs' son, George Bowlegs? Will Silvia Washington become an obstacle for Joe Leaphorn?