Given the task definition and input, reply with output. You will be given a context and a verb separated with a newline character, and you have to answer if the given verb is a negation or not. A verb is a negation if it is not going to exist, not happen, or has no effect. The output should be "Yes" if the verb is a negation and "No" otherwise.

And it stresses that every nation  has the duty to refrain from organizing, instigating, assisting or participating in terrorist acts in another state.  The almost simultaneous attacks Aug. 7 at the U.S. embassies in Nairobi, Kenya, and Dar es Salaam, Tanzania, killed 257 people and (injured) more than 5,500.  
 Verb: injured

No