In order to pull off such widespread spying on the Trump campaign and transition teams and a sitting President you literally need hundreds if not thousands to carry out the logistics. Where were the whistle-blowers? Having spent 36 years in the federal bureaucracy, the vast majority of people just follow orders so as not to jeopardize their pensions and career advancement.
Where were the whistle-blowers?
**************
Code of silence. The mafia calls it Omerta.
Perhaps Hillary had a point when she answered What difference does it make?