Millions of teens in the United States are undocumented, meaning that they or their families immigrated to the country without legal permission from the government. However, despite the threat of deportation and other challenges, undocumented immigrants still have some rights under the law. Further, there are now measures in effect, signed by President Barack Obama, to help undocumented teens extend their stay in the U.S. Readers will learn about visas and other new government programs; how their immigration status can affect their families, education, and work; and what may happen if they break the law.