reyes: correspondent joel richar e explores ee challenges paraguay,y, argenti,, and brazilil face in keeping drugs, arms, and illegal business away frfrom their shahd border. next, information that c s save ves.s. we et a r resrcher whoahd is using technology to pave ne paths to healthchce in rural guatemala.

reyes: correspondent joel richar e explores ee challenges paraguay,y, argenti,, and brazilil face inping drugs, arms, and illegal business away frfrom their shahd border. next, information that c s save ves.s. we et a r resrcher whoahd is using technology to pave ne paths to healthchce in rural