By by Theo Ruizenaar NIJMEGEN, Netherlands, March 3 (Reuters) - Teenager Jean-Paul Boetius struck twice as Feyenoord won 3-0 at NEC Nijmegen on Sunday to stay involved in the Dutch title race. With 50 points from 25 games, third-placed Feyenoord are three points behind league leaders PSV Eindhoven, who beat VVV Venlo 2-0 on Saturday. Second-placed Ajax Amsterdam have a point more than Feyenoord after Saturday's 2-0 win at Twente Eschede. ... More...