Statement from Williams about Di Resta replacing Massa, below. It claims Di Resta is the Williams reserve driver, which then seems shocking as to why he was so unprepared, in that he hasn't even turned a wheel in the car, or any F1 cars since his Force India days. But anyway, things seemed to go alright for him. There was talk of his unpreparedness being a safety issue, although safety has been the talking point of the week, so, you know, .
https://twitter.com/WilliamsRacing/stat ... 1127949314