Since April, the Taliban in Pakistan have killed dozens in attacks on the three main political parties. Many urban voters and parties regard resurgent fundamentalism as one of country's biggest threats.
MORE: http://www.cnn.com/2013/05/11/world/asia/pakistan-election/index.html
See also...
In Pakistan, more election violence
http://www.cnn.com/2013/05/07/world/asia/pakistan-elections/index.html
18 dead in blast at Pakistani political rally
http://www.cnn.com/2013/05/06/world/asia/pakistan-violence/index.html
Bangladesh Islamists battle police; 4 dead
http://www.cnn.com/2013/05/05/world/asia/bangladesh-clashes/index.html