How is Ester Hernandez adapting this iconic 16th-century religious image?

Ester Hernandez, La Virgen de Guadalupe Defendiendo los Derechos de los Xicanos, 1975, etching and aquatint on paper, Smithsonian American Art Museum, Museum purchase through the Frank K. Ribelin Endowment, 2013.56, © 1975, Ester Hernández

Virgin of Guadalupe, Wikimedia Commons