A member of Iran's police special forces stands guard in Tehran, Iran, Friday, April 24, 2026. (AP Photo/Vahid Salemi)

An Iranian worshipper wears a banner showing portraits of the Supreme Leader Ayatollah Mojtaba Khamenei, bottom, late Supreme Leader Ayatollah Ali Khamenei, top right, and the late revolutionary founder Ayatollah Khomeini, during Friday prayers ceremony at the Tehran University campus, in Tehran, Iran, Friday, April 24, 2026. (AP Photo/Vahid Salemi)

A police officer stands to divert traffic on a road barricaded by authorities due to security arrangements for possible second round of talks between the U.S. and Iran, in Islamabad, Pakistan, Friday, April 24, 2026. (AP Photo/M.A. Sheikh)

FILE - This undated photo provided by the U.S. Centers for Disease Control and Prevention shows a blacklegged tick, also known as a deer tick. (CDC via AP, File)

Palestinians mourn over Al-Tanani family killed in an Israeli strike, during their funeral at Al-Shifa Hospital in Gaza City Saturday, April 25, 2026. (AP Photo/Yousef Alzanoun)

Palestinians mourn over Al-Tanani family members killed in an Israeli strike, during their funeral at Al-Shifa Hospital in Gaza City, Saturday, April 25, 2026. (AP Photo/Yousef Alzanoun)

Palestinians mourn over people killed in an Israeli strike during their funeral at Al-Shifa Hospital in Gaza City Saturday, April 25, 2026. (AP Photo/Yousef Alzanoun)

Palestinians mourn over an Al-Tanani family member, killed in an Israeli strike, during their funeral at Al-Shifa Hospital in Gaza City, Saturday, April 25, 2026. (AP Photo/Yousef Alzanoun)