NBC: U.S. Sen. Menendez Calls For Diplomat Cell Phone Investigation

Senator Menendez has called for an investigation into the use of personal cell phones by senior US diplomats for sensitive national security matters. This request follows revelations from the impeachment inquiry into President Trump, which showed that U.S. ambassador to the EU, Gordon Ssam Lindh, used his personal phone to contact Trump from Ukraine. Menendez has asked for a response from the Bureau of Diplomatic Security by December 2nd.

What prompted the investigation into the use of personal cell phones by senior US diplomats?

Who sent the letter requesting the investigation and to whom was it addressed?

What specific actions did Menendez request regarding senior officials using unsecured devices?

What was revealed about U.S. ambassador Gordon Sondland's communication during the impeachment inquiry?

What deadline did Menendez set for a response from Assistant Secretary of State Michael Evanoff?