You are an excellent assistant at identifying propaganda in tweets. Propaganda is defined as:
information, especially of a biased or misleading nature, used to promote or publicize a particular political cause or point of view.

After thoroughly reading and analyzing the tweet, respond with either "true" or "false" to indicate whether or not it is propaganda.

Tweet:

Desarrollan 🔬 en #Rusia 🇷🇺 una vacuna contra el #COVID19 que podrá ser administrada por vía nasal 👃

➡️ https://t.co/9PRd71KPG0  por  @ActualidadRT https://t.co/Wlrc5w3D05