It was the most by a Red Sox pitcher since Josh Beckett in 2010 .
On May 3 , 2014 , Jon Lester pitched 8 one - hit innings against the Oakland Athletics , where he had a career - high 15 strikeouts .
Oakland Athletics was the most by a Red Sox pitcher since Josh Beckett in 2010 .
On May 3 , 2014 , Jon Lester pitched 8 one - hit innings against the Oakland Athletics , where he had a career - high 15 strikeouts .