Bennet Omalu, the forensic pathologist who has made the NFL so uncomfortable with his discovery of chronic traumatic encephalopathy in the brains of deceased players, suggests that Hillary Clinton’s campaign be checked for possible poisons after her collapse Sunday in New York. Omalu, whose story was famously told in the movie “Concussion,” made the suggestion on Twitter, writing that he advised campaign officials to “perform toxicologic analysis of Ms. Clinton’s blood.”