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Story summary
- The FBI concluded its probe found no evidence implicating Senator Susan Collins or her campaign.
- ProPublica reported the investigation began after Navatek founder William Kao claimed a $150,000 donation bought contracts.
- Kao, sentenced to 87 months in 2025 for campaign-finance crimes, alleged Collins secured $32 million for Navatek.
- Deputy chief of staff Annie Clark called the allegations categorically false and said the campaign fully cooperated.
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