unusual server. congressman ro khanna. khanna was a server for an hour yesterday to highlight the need for higher wages for tipped workers. congress is considering the raised wage act, which would end sub-minimum wage for workers who also earn tips. many say when workers are forced to rely on tips to make a living, they are also sometimes forced to tolerate bad behavior from customers, managers, and coworkers. khanna says he fully supports raising the minimum wage to $15 an hour for all workers. >> it's a very tough situation. we've got to pay people enough that they can afford food, that they can afford a place to live. people complain about homelessness. well, the cause of homelessness is people don't have enough money. so we have to get people money in their pockets. >> right now, the federal sub-minimum wage is set at $2.13 an hour. >>> we're getting a look at vice president kamala harris' official portrait. her official photographer, lawrence jackson, took it. he is no stranger...