https://www.dailymail.co.uk/news/article-11229677/Bill-Gates-strolls-NYC-Bono-ahead-appearance-global-summit.html

EXCLUSIVE: Bill Gates strolls through NYC with Bono and huge security detail before 30-minute meeting ahead of appearance at Bill Clinton's global summit

Photos obtained exclusively by DailyMail.com show longtime friends Bill Gates and Bono strolling through the streets of New York City in a 30-minute meeting on Monday

It is unclear what the two men were discussing, but they could be seen smiling

Gates, 66, was seen wearing a gray stiped suit with a blue button-down and a blue-striped tie with loafers for the occasion, while the U2 front man, 62, donned all black

The Microsoft founder and musician were in town for the Clinton Global Initiative Summit

They have forged an unlikely friendship over the years as they fought for more funding to address global health issues and raise money to provide people with AIDS medication

Longtime friends Bill Gates and Bono were seen strolling through the streets of New York City on Monday with a large security detail in tow ahead of their appearance at the Clinton Global Initiative Summit.

Photos obtained exclusively by DailyMail.com show the unlikely pals — who have worked together for two decades to address global health issues — catching up with one another in a 30-minute meeting before they had to return to the philanthropy summit.

It is unclear what the two men were speaking about, but they could be seen smiling as they passed a New York Police Department vehicle.

Gates, 66, was seen wearing a gray stiped suit with a blue button-down and a blue-striped tie with loafers for the occasion, while the U2 front man, 62, donned all black.

He wore a black suit, with a black undershirt and even black leather shoes for the conference, as well as his signature silver hoop earrings and pink sunglasses.

Their meeting on Monday came as Gates' ex-wife, Melinda French-Gates (pictured) spoke at the summit