The big questions for the second F1 test

Our team are back in Barcelona and ready for the crucial final week of 2019 F1 pre-season testing. But what are the key answers they are looking for over the next four days of running? Edd Straw and Scott Mitchell join Ben Anderson ahead of the start of the test to outline what they are looking to see from the teams up and down the pitlane to give us a clearer picture of how the new season is shaping up ahead of the Australian Grand Prix