Don’t talk or sit next to anyone who distracts you and make sure to stay focused and don’t stress
Nikita is the only witness to see you doing it but she made it up
To prove your innocence you would have to been with other people they would serve as witness saying you didn't do it even when you know you didn't in order to prove your innocence.
I'm not sure if it answers your question
Maybe it is ( just maybe ) the scientist were very exited after they made that discovery BECAUSE they have been searching for it for years
