Davos, Switzerland (CNN) Making a quick escape to the Davos World Economic Forum in Switzerland, President Donald Trump brought with him a large delegation that includes his daughter and adviser Ivanka and son-in-law Jared Kushner as well as four Cabinet secretaries. But there was one subject that sent nearly all of those officials running for cover -- Trump's impeachment trial back in Washington.

Trump only briefly broached the subject when asked about his impeachment trial as he arrived at the forum for a speech he used to attack climate crisis activists

Impeachment, Trump said, was "just a hoax. It's the witch hunt that's been going on for years. And it's -- frankly, it's disgraceful."

Trump refused to respond to follow up questions on the Senate trial that will decide his fate.

Ivanka Trump declined to answer questions from CNN about her father's impeachment trial, despite having several opportunities to do so. She silently stepped down a staircase among other forum attendees and walked away. Her husband, and fellow senior White House adviser, Kushner whisked past reporters, dashing from meeting to meeting, without stopping for questions.

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