An already over-the-top and acrimonious US Senate race in Pennsylvania has escalated after John Fetterman – the Democratic candidate – accused his Republican opponent, the celebrity physician Dr Oz, of having killed more than 300 dogs.
Calling his rival “sick” and a “puppy killer”, Fetterman cited reporting published on Monday alleging that Mehmet Oz oversaw numerous animal deaths while conducting medical research at Columbia University.
