Truex, 43, has mulled retirement from Cup the last several years which has resulted in him signing one-year renewal with Joe Gibbs Racing and putting off a decision each year as long as possible.On Friday at Iowa Speedway, Truex made his decision official – he will step away from JGR’s No. 19 Toyota team at the end of the year regardless of how his season plays out.Truex remains winless so far ...<a class='more' href='https://www.motorsport.com/nascar-cup/news/martin-truex-jr-nascar-cup-retire-joe-gibbs-racing/10623544/?utm_source=RSS&utm_medium=referral&utm_campaign=R SS-NASCAR&utm_term=News&utm_content=www'>Keep reading</a>

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