斯蒂芬·米勒是特朗普总统多项最强硬的边境和移民政策的设计者。
Stephen Miller is the architect of many of President Trump’s most aggressive border and immigration policies.
以下是关于米勒需要了解的情况，以及他如何崛起成为新任白宫幕僚长。
Here is what to know about Miller, and how he rose to become the new White House chief of staff.