♪ every four years the world cup brings soccer back into america's mainstream. it's doing a good job. we're enjoying it. comedian yoni lotan decided to capitalize on the excitement, dressing up in a ref uniform and wandering the streets of new york city to hand out red and yellow cards to unsuspected pedestrians. take a look. >> no. no, no, no, no. no, no, no. no selfie. you know, you know the rules. you can't take a selfie here. >> come on. out can't give me that. >> yellow card. >> you can't give me that. >> do you know where you're going? do you understand what you did? you can't waste ...