Mayweather, McGregor exchange profanities, barbs in Brooklyn
NEW YORK — Floyd Mayweather Jr. tossed $1 bills in Conor McGregor’s face. McGregor waved Jay Z’s new CD in Mayweather’s direction and quoted a Biggie Smalls lyric as some sort of warning shot. The rest? The fashionably late fighters treated fans that waited hours for the latest stop in a promotional tour to about