Julius Caesar 1.3 Scene Summary

Cassca and Cicero discuss a strange storm, with Cicero finding it fascinating. Cassius arrives and interprets the storm as a sign of Caesar's growing threat and the weakening of other Romans. Cassius and Senna plan to resist Caesar's potential kingship, hoping to recruit Brutus to their cause.

What does Senna express about joining the struggle against Caesar?

What does Cassius mean by 'Three parts of him is ours already'?