“To survive those deployments in Iraq and to die like this is just devastating,” Ronald Sanchez's former wife said.
The 2 1/2-year-old boy had been hospitalized for several weeks after crossing the border with his mother.
The decision follows scores of lawsuits filed against the billionaire family and its opioid company, Purdue Pharma.
Anti-vaxxers gathered to share warnings and conspiracy theories at events in New York. One doctor even suggested that Jews are given "bad" vaccines.