The inaugural NASCAR Cup Series race from Naval Base Coronado in San Diego earned an average of 2.28 million viewers to close out the five-race broadcast stretch for Amazon Prime Video.The race, which technically took place on NAS North Island, saw a viewership increase of nine percent from the same race last year from Autódromo Hermanos Rodríguez in Mexico City.<br>The NASCAR O’Reilly Series ...<a class='more' href='https://www.motorsport.com/nascar-cup/news/nascar-prime-viewership-numbers-released-for-san-diego/10833275/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=www'>Keep reading</a>