Answer:
He was grieving and started plotting revenge.
He viewed the actions he was planning to take as "taking care of business".
Explanation:
Martin Torres is the uncle of teenager who was shot and killed as he was walking down a street. The news of his nephew's death devastated him, the two having been close, and in his grief he plotted to avenge his nephew's death.
Having formerly belonged to a gang, he thought of his planned actions as just taking care of business and going hunting.
