Alexander Rossi paced a rain-impacted last session for the Unser IndyCar Open Test at Phoenix Raceway on Wednesday afternoon.<br>The result gives a clean sweep to the day after the 34-year-old Californian also led the morning’s festivities. In the afternoon, he managed to run 19 laps despite the persistent start-stop nature of the session due to rain, and hit a best 174.542 mph (20.6254 seconds) ...<a class='more' href='https://www.motorsport.com/indycar/news/alexander-rossi-leads-rain-impacted-last-session-of-unser-indycar-open-test/10798758/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=www'>Keep reading</a>