Explaining the visa program Trump is targeting

NEW YORK — President Donald Trump is targeting a visa program cherished by tech companies for bringing in programmers and other specialized workers from other countries.
These visas, known as H-1B, aren’t supposed to displace American workers. But critics say the program mostly benefits consulting firms that let tech companies save money by contracting out their jobs to foreign workers. The White House has also said the program drives down wages for American workers.
Mr. Trump signed