She should be challenged to submit samples at the beginning of a debate - the whole thing including collection, prelim analysis and findings could be televised live to ensure no tampering.
Definitely. It would have to be monitored 24/7 to assure there’d be no tampering. Keep the chain of handlers clean.
Maybe she does have a percentage of Indian in her. A lot of us do whose families have been in the country for multiple generations. It’s no big deal, unless it was used for running a scam and it sounds like that’s what she was doing.