The first Formula One track action of the year has been taking place in Barcelona this week.
World champion Lewis Hamilton and his rivals have been completing hundreds of miles of testing at the Circuit de Catalunya ahead of the forthcoming campaign which gets under way in Melbourne next month.
Here, Press Association Sport looks at some of the best pictures of the 2019 cars being put through their paces.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here