Robots met in the ring Saturday in Carson High School’s Technology Center for the first scrimmage of the season.The scrimmage gave area high school students in the FIRST Tech Challenger program the opportunity to test their robots before the regional finals on Feb. 23.The regional competition, which also will be in Carson City, is expected to draw about 20 teams from as far away as Las Vegas, San Diego, Utah and Oregon, as well as northern California and Nevada. The public is invited to watch the competition.The two top teams will go on to the world finals April 24-27 in …