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ESPN staff
Follow the sixth day of pre-season testing live with ESPN as teams make the most of good conditions at the Circuit de Catalunya to better understand their 2018 cars.
Get in touch with our commentary team via email at f1comms@espnf1.com or via Twitter with the hashtag #askespnf1.
http://www.espn.com/f1/story/_/id/22673503/f1-testing-live-second-barcelona-test-day-two
