Menendez's trial is the first of a sitting senator in nearly four decades.

The Open Secrets Blog reports,

Senator Bob Menendez (D-NJ) is currently facing bribery charges stemming from a major pay-to-play investigation involving a Florida ophthalmologist, Salomon Melgen. Menendez's trial is the first of a sitting senator in nearly four decades.

See here who some of his major donors have been.