Amtrak named Images USA its multicultural advertising agency of record for both its nationwide long-distance service and its premium Acela Express service between Boston and Washington, DC. In addition to new creative development, Images USA will provide Amtrak with support for a full slate of marketing initiatives, including promotions, special events, and public relations. The new campaigns, launching this month, will target multicultural audiences via print, radio, and online advertising in New York City, Chicago, Los Angeles, Washington, and Miami.