Mari

The provided articles do not contain information about a person named 'Mari'. One article focuses on Juan López, an 82-year-old ultramarathon runner from Toledo, Spain, who began running at 66 and has since broken several world records in his age category. The article details his journey and achievements in ultra-distance running. The other article discusses a group of mothers in El Salvador who have united after losing children to gang violence. They are finding solidarity and hope amidst their grief, turning their shared experiences into a force for peace and change in a country marked by cycles of violence. Neither article mentions anyone named Mari, so it's impossible to provide information about her based on the given context.