Meet Panos Triantafyllou as he trains in Athens for this year's Paralympics, and Faidros Panagopoulos, the man behind a Greek company for custom-built wheelchairs.
If they pass scrutiny, some Russian athletes will be able to compete in a handful of sports, under a neutral flag. The Russians dominated at the last Winter Paralympics, held in Sochi.
Footage of a girl wearing a new sports blade at her school in Birmingham, England, goes viral, inducing effects that range from involuntary "Awwws" to spontaneous tears.
The games featuring disabled athletes required last-minute help from the Brazilian government and a surge of ticket sales to ensure the event's financial viability.
Nearly 300 Americans are heading to Rio de Janiero to compete in the Paralympics that begin Sept. 7. For Jennifer Schuble, it's her third time and the cyclist hopes to win gold yet again.
The Paralympics Committee says up to 10 countries may not be able to send athletes as planned. The committee is working with the Brazilian government to secure more money before the games next month.
Russia's para-athletes were caught up in the same scandal as the country's Olympic team. "The anti-doping system in Russia is broken," says the head of the International Paralympic Committee.
The Paralympic Committee said it's investigating 35 "disappearing positive samples" among disabled Russian athletes. The committee plans to announce by Aug. 1 whether it will ban Russia.
Brazil is hosting not just the Olympics in 2016 but also the Paralympics. And activists for the disabled say Rio de Janeiro has a long and potholed road ahead of it to get ready for the games.
Marlon Shirley says missing a leg never stopped him from wanting to compete at a higher level. Shirley is the previous world record holder in the 100-meter amputee race.
