Williams Formula 1 driver Carlos Sainz believes that the Grove outfit has recovered from missing the Barcelona shakedown in January, but warns that there is still a lot of areas for improvement on the FW48.<br>Private testing was held in Barcelona from 26-30 January, but Williams was forced to skip it due to delays in the FW48's development. Now that it is halfway through the second week of ...<a class='more' href='https://www.motorsport.com/f1/news/carlos-sainz-williams-has-recovered-lost-barcelona-time-but-fw48-still-has-quite-a-few-limits/10798939/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-F1&utm_term=News&utm_content=www'>Keep reading</a>