Activists of the Bangladesh Nationalist Party (BNP) shout slogans as they set fire to tyres during a nationwide blockade in Dhaka December 9, 2012. Police fired rubber bullets and tear gas to disperse protesters staging blockades across Bangladesh on Sund

A pro-government activist throws a piece of brick toward activists of the Bangladesh Nationalist Party (BNP) during a clash in Dhaka December 9, 2012. Police fired rubber bullets and tear gas to disperse protesters staging blockades across Bangladesh on S

Police stand guard near tyres set on fire by activists of Bangladesh Nationalist Party (BNP) during a nationwide blockade in Dhaka December 9, 2012. Police fired rubber bullets and tear gas to disperse protesters staging blockades across Bangladesh on Sun

Activists of the Bangladesh Nationalist Party (BNP) shout slogans as they set fire to tyres during a nationwide blockade in Dhaka December 9, 2012. Police fired rubber bullets and tear gas to disperse protesters staging blockades across Bangladesh on Sund

A motorcycle is seen on fire after activists of the Bangladesh Nationalist Party (BNP) set fire to it during a nationwide blockade in Kachpur near Dhaka December 9, 2012. Police fired rubber bullets and tear gas to disperse protesters staging blockades ac

Police arrest an activist of the Bangladesh Nationalist Party (BNP), suspected of vandalising a bus during a nationwide blockade in Kachpur near Dhaka December 9, 2012. Police fired rubber bullets and tear gas to disperse protesters staging blockades acro

Activists of the Bangladesh Nationalist Party (BNP) set fire to tyres as they block a street during a nationwide blockade in Dhaka December 9, 2012. Police fired rubber bullets and tear gas to disperse protesters staging blockades across Bangladesh on Sun

Pro-government activists attack an activist of the Bangladesh Nationalist Party (BNP), suspected of vandalising a bus, during a nationwide blockade in Dhaka December 9, 2012. Police fired rubber bullets and tear gas to disperse protesters staging blockade

A bus is seen ablaze after activists of the Bangladesh Nationalist Party (BNP) set fire to it during a nationwide blockade in Kachpur near Dhaka December 9, 2012. Police fired rubber bullets and tear gas to disperse protesters staging blockades across Ban

A pro-government activist (L) attacks an activist of the Bangladesh Nationalist Party (BNP), suspected of vandalising a bus, as police try to save him during a nationwide blockade in Kachpur near Dhaka December 9, 2012. Police fired rubber bullets and tea

방글라데시 수도 다카에서 선거감시제도의 부활을 요구하며 시위를 벌이는 시민들

Police officials wield bamboo sticks to stop main opposition Bangladesh Nationalist Party activist during a protest in Kachpur, on the outskirts of Dhaka, December 9, 2012.

Police stand guard near tyres that activists of the Bangladesh Nationalist Party (BNP) set on fire during a nationwide blockade in Dhaka December 9, 2012. Police fired rubber bullets and tear gas to disperse protesters staging blockades across Bangladesh

Activists of the Bangladesh Nationalist Party (BNP) block a street as a Rapid Action Battalion (RAB) vehicle passes by during a nationwide blockade in Dhaka December 9, 2012. Police fired rubber bullets and tear gas to disperse protesters staging blockade