'Bourne' and 'Bad Moms' open big at the box office while 'Trek' flails

Jason Bourne is the top box office earner for the weekend, with the Matt Damon-led sequel amassing an estimated $60 million in domestic ticket sales.
That, plus Universal's reported $50.1 million in foreign sales, puts the cumulative box office of the Damon-led Bourne movies — Jason Bourne makes it four — over $1 billion. 
SEE ALSO: 'Jason Bourne' is a brutal, soulless slog that feels like punishment
The series already hit the $1 billion mark after 2012's The Bourne Legacy, a so