Ayrton Senna's 1994 Williams F1 car heads to auction with $6million estimate

A Williams FW16 driven by three-time Formula 1 champion Ayrton Senna in his final season in the series is going under the hammer in New York. RM Sotheby's is offering chassis FW16B-01 in Sotheby's 'The Now & Contemporary Evening Auction', with an estimate of…