USFS published the names of their 4 entries today on their International Assignments page: Nathan Chen (J1), Lukas Kaugars (J5), Barbie Long (J4) and Mariah Bell (J5). This will be the international debut for all 4 skaters -- Chen will compete as a novice (he turns 13 in May); the other 3 will compete as juniors.

Event info page: