Feb. 12 (UPI) -- As Valentine's Day nears, U.S. Customs and Border Protection officials are working to keep imported flowers free of pests or diseases, which could "jeopardize" the nation's agricultural and floral industry. "Our agriculture specialists are the first line of defense against invasive pests that can devastate our agriculture industry," Sidney Aki, field operations director for CBP's San Diego field office, wrote Wednesday in a release . Advertisement According to the agency, all