The change in the network from Phase X to X$+1$ coincides with a major event that took place during the actual investigation. Identify the event and explain how the change in centrality rankings and visual patterns, observed in the network plots above, relates to said event.

Grading rubric: Award each of the following according to whether the requirement is met:

$(1$ point$)$: Identifies that the major event is the first police seizure.

$(1$ point$)$: Uses the graph structure to infer a change in business operations: eg$,$ diversification to cocaine.

$(1$ point$)$: Uses the graph structure to infer a change in leadership operations: eg$,$ organization becomes less heirarchical.

Example solution: