Boson's mate second class Tyler Boon navigates a U.S. Coast Guard small response boat up the Milwaukee River near the RNC security perimeter on Wednesday, July 17, 2024 in Milwaukee, Wis. (AP Photo/Mark Vancleave)
Boson's mate second class Tyler Boon navigates a U.S. Coast Guard small response boat down the Milwaukee River toward the RNC security zone on Wednesday, July 17, 2024 in Milwaukee, Wis. (AP Photo/Mark Vancleave)
Members of the U.S. Coast Guard Maritime Security Response Team make their way up the Milwaukee River toward the RNC security zone on Wednesday, July 17, 2024 in Milwaukee, Wis. (AP Photo/Mark Vancleave)
A U.S. Coast Guard small response boat passes kayakers on the Milwaukee River near the RNC security perimeter on Wednesday, July 17, 2024 in Milwaukee, Wis. (AP Photo/Mark Vancleave)
Boson's mate second class Tyler Boon navigates a U.S. Coast Guard small response boat up the Milwaukee River near the RNC security perimeter on Wednesday, July 17, 2024 in Milwaukee, Wis. (AP Photo/Mark Vancleave)
A U.S. Coast Guard small response boat crosses Milwaukee Harbor on Wednesday, July 17, 2024 in Milwaukee, Wis. (AP Photo/Mark Vancleave)