Authorities believe the victim, about 30, may have tried to dodge around 7 p.m. Saturday to avoid a crash at Philadelphia Pike and Penn Avenue in Claymont.
He was thrown from the ATV.
The victim was flown to Christiana Hospital where he is in critical condition with a head injury.
No other injuries were reported.
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https://6abc.com/claymont-atv-crash-delaware-philadelphia-pike-penn-avenue/12056389/ ATV accident in Claymont: Driver critically injured after crash in Delaware