Alex Wong/Getty Images Rudy Giuliani, the former New York City mayor and a recent addition to President Donald Trump's legal team, said he was leaning toward postponing a possible interview between President Donald Trump and special counsel Robert Mueller. Giuliani cited national security concerns, such as the upcoming summit between Trump and North Korean leader Kim Jong Un, as one reason why the Mueller interview should be shelved for now. He wrote off the forthcoming Mueller-Trump interview as "bullsh--t." Rudy Giuliani, the former New York City mayor and a recent addition to President Donald Trump's legal team, said he was leaning toward postponing a possible interview between Trump and special counsel Robert Mueller until after the upcoming summit with North Korean leader Kim Jong Un. Citing national security concerns, Giuliani suggested that having Mueller interview Trump for his ongoing Russia investigation before the summit could have a negative impact and derail the progress in North Korea relations.See the rest of the story at Business InsiderNOW WATCH: What will happen when Earth's north and south poles flipSee Also:North Korea reportedly hands Trump another big win by releasing US prisonersKim Jong Un reportedly agrees to meet Trump at the Korean DMZTrump's nod to meeting Kim Jong Un at the Korean DMZ could save North Korea from an 'embarrassing' problemSEE ALSO: Former federal prosecutor says one of Trump's few options in the face of a grand-jury subpoena from Mueller could come at a hefty political cost