Sentence:  But the purported rise in violent videos online has led some MPs to campaign for courts to have more power to remove or block material on YouTube. The Labour MP Heidi Alexander said she was appalled after a <WSD>constituent</WSD> was robbed at knifepoint, and the attackers could be found brandishing weapons and rapping about gang violence online. 
Meaning of the word marked with <WSD> tags:  a resident of an area represented by an elected official