An old fancy dressed dog takes part in the animal carnival parade at Copacabana beach in Rio de Janeiro, Brazil on February 12, 2012.
- 200 million women and girls have undergone genital mutilation, UNICEF data says. But the practice's prevalence is down.
- Hillary Clinton and Bernie Sanders debated head-to-head over who was a true "progressive." 🇺🇸
- Do you know what happened in the news this week? Time to take our quiz.