‘Most of my work is a response to war’: Colombian artist Doris Salcedo on violence, Trump and her crack in Tate Modern’s floor

The artist, famed in the UK for her extraordinary fissure in the turbine hall, has turned her focus to the climate catastrophe and the plight of migrants, but old concerns about her country remainAs the world turns toward another fractured year, Doris Salcedo, the Colombian artist, is at work trying to fathom how to create a house out of human hair. Salcedo, 65, has long made herself a channel of collective trauma, her art expressing profound anger at political crimes and atrocities at home and