5 things to know for June 25: US-Iran, DOGE firings, NYC mayoral election, Homeland Security, Heat wave

(CNN) 鈥� American hospitals and utilities are on alert for the following the US airstrikes on Iranian nuclear sites last weekend. So far, there haven鈥檛 been any new breaches, but hackers linked to Iran have reportedly been talking openly online about retaliation, one cybersecurity expert said.

Here鈥檚 what else you need to know to Get Up to Speed and On with Your Day.

1. US-Iran

The US military鈥檚 strikes on three of Iran鈥檚 nuclear facilities over the weekend did not destroy the core components of its nuclear program as President Donald Trump claimed, . Instead, the attack likely only set Iran鈥檚 program back by months. Sources told CNN that Iran鈥檚 stockpile of enriched uranium was not destroyed and that its centrifuges were largely intact. On his social media site, Trump decried the CNN story and claimed the attack was 鈥淥NE OF THE MOST SUCCESSFUL MILITARY STRIKES IN HISTORY. THE NUCLEAR SITES IN IRAN ARE COMPLETELY DESTROYED!鈥� On Tuesday night, Steve Witkoff, Trump鈥檚 Middle East envoy, went on Fox News and . 鈥淚t goes without saying that the leaking of that sort of information, whatever the information, whatever site it goes out on, is outrageous, it is treasonous,鈥� Witkoff said.

2. DOGE firings

Even as the Department of Government Efficiency continues its campaign to shrink the federal workforce, agencies are a number of employees who were laid off. Some firings were stopped by the courts, while other reinstatements came at the request of lawmakers and the industries and groups they serve. Many federal workers were reinstated when the administration realized it needed their expertise and experience in areas such as the bird flu, mine safety and weather forecasting. Max Stier, CEO of the Partnership for Public Service, said the firing and reinstatement of workers 鈥渟hows the mosaic of incompetence and a failure on the part of this administration to understand the critical value that the breadth of government expertise provides.鈥� On Tuesday, a federal judge also blocked President Trump鈥檚 of more than 1 million federal employees.

3. NYC mayoral election

Zohran Mamdani in the New York City Democratic primary for mayor after his top rival, former New York Gov. Andrew Cuomo, conceded. CNN projects that the democratic socialist and three-term state assemblyman鈥檚 initial support will remain below 50%, meaning the race will be formally decided by ranked-choice votes and announced in July. However, it appears Mamdani鈥檚 platform 鈥� which includes a rent freeze, making city buses free, affordable childcare, raising taxes on the wealthy 鈥� struck a chord with New Yorkers. And his strong performance at the polls will likely provide a nationwide boost to the . If elected, Mamdani would be the city鈥檚 first Muslim mayor.

4. Homeland Security

President Trump and Homeland Security Secretary Kristi Noem to an advisory council inside the Department of Homeland Security on Tuesday. Some of the experts Trump include his former personal attorney Rudy Giuliani, former campaign adviser Corey Lewandowski, right-wing political commentator Mark Levin, and Chris Cox, a chainsaw artist who founded the political group Bikers for Trump. The council provides 鈥渞eal-time, real-world and independent advice on homeland security operations.鈥�

5. Heat wave

Tuesday was for many parts of the East Coast. Temperatures rose 15 to 20 degrees above normal and multiple major cities along the I-95 corridor saw highs at or above 100 degrees. Brought on by a potent heat dome, the brutal temps claimed at least one life and sent dozens to the hospital. The heat also disrupted train services and caused several roads in Wisconsin and Missouri to buckle. And the record-breaking hot spell is going to continue. A level 4-of-4 extreme heat risk is in place through at least Thursday from the Midwest to the Mid-Atlantic and includes parts of the Northeast.

BREAKFAST BROWSE

R&B stars reunite

Twenty-five years after Brandy and Monica鈥檚 duet 鈥淭he Boy Is Mine鈥� became a hit, the powerhouse singers are with the same name.

Liftoff!

Axiom Space Mission 4 departed from Kennedy Space Center in Florida overnight. The includes a decorated former NASA astronaut and three spaceflight novices who will become the first people from India, Poland and Hungary to visit the International Space Station.

Teen idol Bobby Sherman dies at 81

Sherman had on the Billboard Hot 100 chart: 鈥淟ittle Woman,鈥� 鈥淛ulie, Do Ya Love Me,鈥� 鈥淓asy Come, Easy Go,鈥� and 鈥淟a La La (If I Had You).鈥�

TV/film actor Joe Marinelli dies at 68

Marinelli was best known for playing cross-dressing mobster Bunny Tagliatti on 鈥淪anta Barbara鈥� for more than 170 episodes. He for his performance.

New way to prevent HIV

Yeztugo is currently used to treat certain HIV infections. Now the FDA has given approval for the drug .

TODAY鈥橲 NUMBER

120

That鈥檚 how many children have recently been in northern Mozambique. The kidnapping victims are reportedly being forced into marriage and used to transport looted goods, perform labor and serve as child soldiers.