A recent development in the US government's handling of migrant children has been reported. According to Senator Ron Wyden, a Democrat, the Trump administration has identified over 500 unaccompanied migrant children in US custody for possible expulsion from the country. Further details on this matter are available from the source.

It is known that this action is part of the administration's efforts, but specific information on the process and implications is not provided here. Readers can refer to the original report for more information on this issue, which is described as an escalation of the government's efforts.