Make the paragraph more coherent
Vercingetorix left the town to its fate. Vercingetorix camped well outside of Avaricum and focused on conducting harassing engagements of the advancing Roman units led by Caesar and his chief lieutenant Titus Labienus.
Leaving the town to its fate, Vercingetorix camped well outside of Avaricum and focused on conducting harassing engagements of the advancing Roman units led by Caesar and his chief lieutenant Titus Labienus.