DOVER, Del. (WPVI) -- The 2019 NASCAR Monster Energy, Xfinity, and Gander Outdoors Truck Series returned to Dover International Speedway for the first weekend of May.
The weekend marks the track's 50th anniversary as one the premier race tracks in the country.
Race events continue Saturday with the running of the Xfinity Series race and conclude on Sunday with the NASCAR Monster Energy Cup Series.
NASCAR Returns to Dover International Speedway
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