A Houston-based law firm tapped to receive a $150 million federal contract to provide legal representation unaccompanied immigrant children in federal custody has dropped out.

Legal aid groups are raising concerns after the Trump administration awarded a $150 million contract to a small Texas law firm with limited experience in immigration law.

President Donald Trump has looked to the marble finishes and hefty price tag of the Federal Reserve headquarters to claim grounds to fire Chair Jerome Powell, with whom he has tussled for years over interest rates.