 In addition, he created the Directorate for Digital Innovation (DDI) to hone the Agency's tradecraft in the information technology sector and create new tools dedicated to cyber-espionage.Despite general praise for his actions from within the intelligence community about Brennan's shift towards cyber, some CIA officials said they held reservations in moving away from traditional human intelligence.In January 2017, Brennan, alongside FBI director James Comey, NSA director Mike Rogers, and Director of National Intelligence James Clapper briefed President-elect Donald Trump in Trump Tower on the findings of the intelligence community in regards to Russian election interference and the allegations contained in the Steele dossier.