The new ruling legalises abortion across all 32 states. Mexico's Supreme Court said the denial of the possibility of a termination violated the human rights of women.
BBC Mundo's Beatriz de la Pava talks us through what abortion laws are like across Latin America and explains how this rule-change might need a cultural shift for it to have significant impact.
Also, the BBC's Mimi Swaby is with aid crews in the Moroccan Atlas Mountains - the area most affected by Friday's earthquake. She explains why the government hasn't accepted aid from all countries that have offered it.
Email: whatintheworld@bbc.co.uk WhatsApp: +44 0330 12 33 22 6 Presenters: William Lee Adams with Beatriz de la Pava Producers: Alex Rhodes and Emily Horler Editor: Simon Peeks