West Yorkshire Police said in a tweet tonight (Weds Oct 10) that a man was searched by plain clothes officers.
Leeds City Police said he was searched after police received information about anti-social behaviour in the area.
Police wrote in in the tweet: "St. John's Church, Merrion Street: Male searched by plain clothed officers after information about antisocial behaviour in the area.
"Found with an axe concealed under his shirt, now on his way to custody."
Police sent a later tweet stating: "Update: Suspect was also wanted for an assault. Now charged with both offences."