Raikkonen dug deeper on his next run, producing a 1m27.199s lap to wrestle top spot back from Hamilton with just under 15 minutes of the hour remaining.
Considered to be one of the fastest tracks of Formula 1, Silverstone Circuit is hosting the British Grand Prix on Sunday and the qualifier for it shortly. The machine spun and went into the gravel crashing with the barrier.
Despite the head-on impact, Hartley was able to climb out of the vehicle unscathed and was cleared and released after being checked in the medical center, leaving him fit to take part in qualifying if possible.
India beats England in 3rd T20, wins series 2-1
Some poor bowling from Indian pacers, who either sprayed the ball or bowled too short, helped England in making a bright start. The all-rounder was hit for 22 runs in his first over by Roy but he showed good composure to bounce back in his next three.
The session was red-flagged to a stop. On top of that, the team faces a fix job to ensure Hartley's auto is ready for qualifying, which starts at 2pm local time.
But the huge shunt brings worrying safety concerns for Toro Rosso, who were then checking the sister vehicle of Pierre Gasly to try and understand what broke and what went wrong.
Lance Stroll and Sergey Sirotkin finished 16th and 17th, just ahead of Stoffel Vandoorne.
British PM appoints Dominic Raab new Brexit minister
When the Conservatives returned to power in 2010, he spent his time on the backbenches campaigning on civil liberties issues. Labour Party chairman Ian Lavery said: "This is absolute chaos and Theresa May has no authority left".
Warframe is making its way to Switch
Panic Button recently teased that it is working on a major Switch port and that the title would be announced this month. Warframe is available now for PC, PlayStation 4, and Xbox One, with a Nintendo Switch release date coming soon.
Markets Right Now: Stocks open higher on Wall Street
USA equities marched higher after monthly jobs data showing a 213,000 gain in non-farm payrolls in June and stable wage growth. The gains came despite an escalation in trade tensions as the USA imposed tariffs on Chinese goods and China responded in kind.