U.S. President Joe Biden participates in a briefing about the building collapse in Surfside alongside Florida's Governor Ron DeSantis and Miami-Dade County Mayor Daniella Levine Cava, in Miami, Florida U.S., July 1, 2021.

U.S. President Joe Biden and first lady Jill Biden visit a memorial put in place for the victims of the building collapse in Surfside, in Tent city area, Surfside, Florida U.S., July 1, 2021.

U.S. Coast Guard and Miami-Dade Police patrol as U.S. President Joe Biden visits the area while rescue efforts are halted at the site of a partially collapsed residential building in Surfside, near Miami Beach, Florida, U.S. July 1, 2021.

U.S. President Joe Biden and first lady Jill Biden visit a memorial put in place for the victims of the building collapse in Surfside, in Tent city area, Surfside, Florida U.S., July 1, 2021.

U.S. President Joe Biden speaks as he meets rescue teams and first responders on the building collapse in Surfside in Miami, Florida U.S., July 1, 2021.

U.S. President Joe Biden and first lady Jill Biden pray as they visit a memorial put in place for the victims of the building collapse in Surfside, in Tent city area, Surfside, Florida U.S., July 1, 2021.

Mayor of Surfside Charles Burkett and Senator Marco Rubio look on as U.S. President Joe Biden meets rescue teams and first responders on the building collapse in Surfside, in Miami, Florida U.S., July 1, 2021.

U.S. first lady Jill Biden puts flowers down as she and U.S. President Joe Biden visit a memorial put in place for the victims of the building collapse in Surfside, in Tent city area, Surfside, Florida U.S., July 1, 2021.

U.S. President Joe Biden listens as he is briefed about the building collapse in Surfside, in Miami, Florida U.S., July 1, 2021.

U.S. President Joe Biden participates in a briefing about the building collapse in Surfside alongside Miami-Dade County Mayor Daniella Levine Cava, in Miami, Florida U.S., July 1, 2021.

U.S. President Joe Biden gestures as he delivers remarks after speaking to family members whose loved ones died or are missing after the building collapse in Surfside in Miami, Florida U.S., July 1, 2021.

U.S. President Joe Biden and first lady Jill Biden visit a at a memorial site created by neighbours close to the site of a partially collapsed residential building, in Surfside, Florida, U.S. July 1, 2021.

U.S. President Joe Biden shakes hands with Florida Chief Financial Officer Jimmy Patronis as he meets rescue teams and first responders on the building collapse in Surfside in Miami, Florida U.S., July 1, 2021.

U.S. President Joe Biden and first lady Jill Biden visit a memorial put in place for the victims of the building collapse in Surfside, in Tent city area, Surfside, Florida U.S., July 1, 2021.

U.S. President Joe Biden participates in a briefing about the building collapse in Surfside alongside Florida's Governor Ron DeSantis, in Miami, Florida U.S., July 1, 2021.

U.S. President Joe Biden delivers remarks after speaking to family members whose loved ones died or are missing after the building collapse in Surfside in Miami, Florida U.S., July 1, 2021.

U.S. President Joe Biden talks with rescue workers after visiting a memorial site created by neighbors close to the site of a partially collapsed residential building, in Surfside, Florida, U.S. July 1, 2021.