Billionaire investor Bill Ackman asked Trump for an infrastructure boom after betting $500 million on a real estate developer

· *Billionaire investor Bill Ackman called on President Donald Trump to launch "the biggest infrastructure program of all time" to counteract the coronavirus slowdown in a tweet on Sunday.*
· *Ackman's Pershing Square hedge fund raised its stake in Howard Hughes, a real estate developer, by $500 million on Friday.*
· *Howard...