' Just shameful , ' she wrote .
The public spat between road racing world champion Armitstead and her French predecessor was sparked by an ambiguous tweet by Ferrand - Prevot after seeing Sportsmail 's story about Armitstead 's three missed tests .
' Just shameful , ' Armitstead wrote .
The public spat between road racing world champion Armitstead and her French predecessor was sparked by an ambiguous tweet by Ferrand - Prevot after seeing Sportsmail 's story about Armitstead 's three missed tests .