A Starbucks barista was publicly shamed on Facebook by a customer who refused to follow store policy and wear a mask.<br />The 24-year-old barista, Lenin Guiterrez asked customer Amber Lynn Gilles to wear a face mask while she ordered.<br />Gilles became irate, cursing at Guiterrez and threatening to call the police next time she was asked to wear a mask.<br />After Gilles tried to publicly humiliate Guiterrez through a Facebook post, a GoFundMe was started for the barista.<br />According to CNN, the donations have grown to over $89,000.