Prince Harry has been in the middle of controversy since the release of his Netflix documentary, Harry and Meghan. The 38-year-old has now revealed that while posted in Afghanistan, he had killed 25 members of the Taliban.

Harry has since increased his security detail since the revealed the information. He was recently in New York’s Manhattan where he was seen with armed guards before he went on The Stephen Colbert Show in order to promote his memoir, Spare.

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The DailyMail reports that Harry was being escorted by NYPD detectives as well as armed guards. One of the guards was reportedly seen carrying a box of labelled with the handgun company Glock’s logo.

DailyMail spoke to a Secret Service agent about the Prince of Sussex’s new security measures, to which he said, “Anytime the public profile of individual increases so does the risk. When coupled with detailed claims that could inspire or motivate retaliation, it only worsens a tense situation”.

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The book’s myriad revelations and accusations have already been splashed across the media. In the ghostwritten memoir Harry, 38, recounts his grief at the death of his mother, Princess Diana, his disputes with brother Prince William and frustration at the role of royal “spare” in the shadow of his elder sibling, who is heir to the British throne.

He lacerates the U.K.’s tabloid press for coverage he considers prurient, intrusive and sometimes plain wrong, claims his relatives were unwelcoming to his wife Meghan and accuses members of the royal family, including his stepmother Camilla, of leaking stories to the media to burnish their own reputations.

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Buckingham Palace has not commented on any of the allegations, though royal allies have pushed back, largely anonymously.