A policy update by US Citizenship and Immigration Services will add protections for children of temporary visa holders from losing their legal status while their parents’ green card applications are pending. The update will allow children and young adults with a dependent visa to lock in their age earlier in the application process for a green card. There are more than 200,000 so-called “documented dreamers” in the US at risk of aging out of legal status at age 21 while waiting for permanent residency based on their parents’ employment-based green card application. Most of those young people are nationals of India and China, who face especially long wait times because…