The IOC has expressed concern for the welfare of Iranian athletes amid escalating unrest, mass arrests and reports of deaths, saying it remains in contact with Iran's Olympic community.
Many Iranian fans on Monday wore t-shirts or waved signs printed with the mantra of the uprising: 'Woman Life Freedom' in the colours of the Iranian national flag.
Photos posted by both outlets appeared to show her with no headscarf during the tournament. Khabarvarzeshi also posted a photo of her wearing a headscarf but without saying if it was taken at the same event.
Defender Ehsan Hajsafi became on Sunday the first member of Iran's national team to speak out from the World Cup in Doha in apparent support of anti-government protests at home, saying players should be the voice of those suffering.
The United States Soccer Federation temporarily displayed Iran's national flag on social media without the emblem of the Islamic Republic as a show of solidarity with protesters in Iran ahead of the two teams' World Cup clash on Tuesday.
Rainbow-themed badge adorns US training facility