By Braden Chalker The US men’s national team is all set to return to the Copa America discussion this summer having last featured in the competition in 2016. Before the USMNT square off against Bolivia on June 23 at AT&T Stadium, Gregg Berhalter’s side will take part in a part of international friendlies vs Colombia and Brazil. In order to maximize preparations for the highly-anticipated tournament, Berhalter could look to make a few tweaks to his formation and also give a couple of new players a chance to prove what they can do in the XI. It would be better for Berhalter to experiment with ne…