Factbox: Apple, Google, Amazon take aim at Trump visa ban

(Reuters) - U.S. President Donald Trump has suspended the entry of some foreign workers in a bid to boost domestic hiring, sparking opposition from corporate America and tech sector executives including Google's Sundar Pichai and Tesla's Elon Musk.The visa suspension, effective June 24, will last until the end of the year and is expected to open up 525,000 jobs for U.S. workers.Alphabet Inc's Google:Pichai, Alphabet's chief executive officer, said in a tweet, "Immigration has contributed..