At around 11 am that Tuesday, artist Ana Teresa Fernández set an enormous ladder against the border wall separating Playas de Tijuana from San Diego’s Border Field State park, and using a generator and a spray gun, she started painting the bars a pale powdery blue. While wearing a little black cocktail dress. And black pumps.
Source: http://anateresafernandez.com/borrando-la-barda-tijuana-mexico/
NYT article: http://nytlive.nytimes.com/womenintheworld/2015/10/06/potent-images-capture-the-stolen-moments-of-families-split-apart/