utility companies know where pipelines are buried, but residents might not. barbara pinto, abc news, chicago. in other news now, the obama administration is pushing for more safety in the offshore drilling industry. the white house wants congress to spend an extra $80 million to meet that goal. that money would go to the federal agency that inspects offshore rigs. congress just recently approved $29 million in emergency spending to hire some new offshore drilling inspectors. tea party candidates are being closely watched in today's primary elections. voters in seven states and the district of columbia are heading to the polls this morning. it is the last round of primaries before november's crucial midterm elections. democrats are defending their records while republicans are pushing for major wins. the republican senate primary in delaware is getting a lot of national attention. christine o'donnell is the tea party-backed candidate getting help from sarah palin. polls show she has a chance to beat eight-term congressman mike