<p>The opening ceremony of the Sochi Winter Olympic Games takes place on <a class="link" rel="nofollow" target="_blank" href="http://www.bbc.com/sport/live/winter-olympics/25885398" target="_blank">February 7</a>, but there have been concerns about possible security threats, incomplete facilities, allegations of unpaid construction workers and what’s seen as President Putin’s aggressive anti-gay stance. Last year, Russia banned the promotion of “non-traditional” sexuality attracting international condemnation. This Toronto choir group sings its protest. Credit: Nobu Adilman</p>
