Following the paper trail to Guatemala to uncover what records can’t reveal about access to Keytruda

Violeta Chuc Sam's family in Guatemala discusses her mother Francisca Violeta Sam Colop's struggle to access Keytruda, a cancer drug, highlighting systemic barriers. The story is part of the Cancer Calculus investigation by the International Consortium of Investigative Journalists and partners, examining Keytruda's global pricing impacts.