A pair of Manhattan prosecutors heading the probe into former President Donald Trump and his finances abruptly resigned Wednesday — although the investigation remained ongoing.

The sudden and shocking development, initially reported by The New York Times, was confirmed by the Manhattan district attorney’s office. Carey Dunne and Mark Pomerantz exited after their new boss, Manhattan District Attorney Alvin Bragg, indicated he had doubts about proceeding with the case against Trump, the Times reported.

No explanation was given by either the prosecutors or Bragg’s office for the unexpected turn of events as a Manhattan grand jury hears evidence in the case against Trump. The probe was launched by the current DA’s predecessor Cy Vance Jr., with Bragg taking over this past Jan. 1.