Mourners shout slogans while paying their final respects to Iran's slain supreme leader Ayatollah Ali Khamenei at the start of his funeral ceremonies at the Grand Mosalla in Tehran on July 4, 2026. Funeral ceremonies for Iran's supreme leader Ali Khamenei officially began on July 4, state television reported, an event drawing thousands and intended to serve as a show of strength to the Islamic republic's foes. (Photo by Atta KENARE / AFP via Getty Images) /

Mourners gather at the Grand Mosalla to pay their final respects to Iran's slain supreme leader Ayatollah Ali Khamenei at the start of his funeral ceremonies in Tehran on July 4, 2026. Funeral ceremonies for Iran's supreme leader Ali Khamenei officially began on July 4, state television reported, an event drawing thousands and intended to serve as a show of strength to the Islamic republic's foes. (Photo by Atta KENARE / AFP via Getty Images) /

Mourners gather at the Grand Mosalla to pay their final respects to Iran's slain supreme leader Ayatollah Ali Khamenei at the start of his funeral ceremonies in Tehran on July 4, 2026. Funeral ceremonies for Iran's supreme leader Ali Khamenei officially began on July 4, state television reported, an event drawing thousands and intended to serve as a show of strength to the Islamic republic's foes. (Photo by Atta KENARE / AFP via Getty Images) /

Mourners gather under the water-mist fans installed at the Grand Mosalla as they pay their final respects to Iran's slain supreme leader Ayatollah Ali Khamenei at the start of his funeral ceremonies in Tehran on July 4, 2026. Funeral ceremonies for Iran's supreme leader Ali Khamenei officially began on July 4, state television reported, an event drawing thousands and intended to serve as a show of strength to the Islamic republic's foes. (Photo by Atta KENARE / AFP via Getty Images) /

Mourners gather under the water-mist fans installed at the Grand Mosalla as they pay their final respects to Iran's slain supreme leader Ayatollah Ali Khamenei at the start of his funeral ceremonies in Tehran on July 4, 2026. Funeral ceremonies for Iran's supreme leader Ali Khamenei officially began on July 4, state television reported, an event drawing thousands and intended to serve as a show of strength to the Islamic republic's foes. (Photo by Atta KENARE / AFP via Getty Images) /

Mourners gather at the Grand Mosalla to pay their final respects to Iran's slain supreme leader Ayatollah Ali Khamenei at the start of his funeral ceremonies in Tehran on July 4, 2026. Funeral ceremonies for Iran's supreme leader Ali Khamenei officially began on July 4, state television reported, an event drawing thousands and intended to serve as a show of strength to the Islamic republic's foes. (Photo by Atta KENARE / AFP via Getty Images) /

Mourners gather at the Grand Mosalla to pay their final respects to Iran's slain supreme leader Ayatollah Ali Khamenei at the start of his funeral ceremonies in Tehran on July 4, 2026. Funeral ceremonies for Iran's supreme leader Ali Khamenei officially began on July 4, state television reported, an event drawing thousands and intended to serve as a show of strength to the Islamic republic's foes. (Photo by Atta KENARE / AFP via Getty Images) /

Security personnel form a human chain as a preventive measure to control the crowds gathering at the Grand Mosalla to pay their final respects to Iran's slain supreme leader Ayatollah Ali Khamenei at the start of his funeral ceremonies in Tehran on July 4, 2026. Funeral ceremonies for Iran's supreme leader Ali Khamenei officially began on July 4, state television reported, an event drawing thousands and intended to serve as a show of strength to the Islamic republic's foes. (Photo by Atta KENARE / AFP via Getty Images) /