These are the headlines you Need2Know:
* **Toronto Shooter Had Tumultuous Mental History:**
The parents of slain shooter Faisal Hussain went public on his history of mental illness, but officials have not yet identified his motives. The 29-year-old shot and killed two and wounded at least a dozen on Sunday. Read the details [here](https://www.cnn.com/2018/07/24/americas/toronto-shooting-investigation/index.html).
* **Umbrellas Up, Northeasterners!:**
A flash-flood warning is in effect after heavy rainfall has flooded several Pennsylvanian towns. In Scranton, certain parts of Hershey park are submerged in water. See the map [here](https://twitter.com/NWS/status/1021536276095426560).
* **Twitter War Forges Ahead:**
Following President Trump’s all-caps [Twitter](https://twitter.com/realDonaldTrump/status/1021234525626609666) threat to Iranian President Hassan Rouhani, the Iranian Foreign Minister Mohammad Javad Zarif fired back on Monday, warning the U.S. to, “BE CAUTIOUS!” Read the full subtweet from Zarif [here](https://twitter.com/JZarif/status/1021471196242735104).
* **North Korea Tunes it Down:**
Just over a month after Trump met with North Korean leader Kim Jong-un in Singapore to discuss denuclearization, the country is dismantling several ballistic missile launch sites. Stay with the story [here](https://www.theguardian.com/world/2018/jul/24/north-korea-satellite-images-show-dismantling-of-missile-test-facilities-report).
Cheddar's Hena Doba with the latest.
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Russian President Vladimir Putin arrived in Beijing, underscoring China's continued support of Moscow amid Russia's ongoing war in Ukraine.
The Justice Department is appealing the prison sentence of the lengths of four Proud Boys leaders who were convicted in the January 6th Capitol attack.
Supreme Court Justice Amy Coney Barrett endorsed the idea that the court adopt a formal code of conduct.
The Supreme Court ruled it would allow the Biden administration to regulate so-called ghost guns, or those untraceable homemade weapons, and also barred two Texas-based manufacturers from selling products that can be turned into ghost guns.
The Commerce Department on Tuesday updated and broadened its export controls to stop China from acquiring advanced computer chips and the equipment to manufacture them.
And in a surprise move, President Joe Biden has joined former President Trump's Truth social platform.
The Supreme Court ruled it would allow the Biden administration to regulate so-called ghost guns, or those untraceable homemade weapons, and also barred two Texas-based manufacturers from selling products that can be turned into ghost guns.
Former President Donald Trump returned to a New York City courtroom Tuesday to watch the civil fraud trial that threatens to disrupt his real estate empire, renewing his claims that the case is a baseless and politically targeted distraction from his 2024 campaign.
Over 30 people were arrested outside of the White House Monday during a protest against the Israel-Hamas war.
President Joe Biden swept into wartime Israel for a 7 1/2-hour visit Wednesday that produced a heaping dose of vocal support and a deal to get limited humanitarian aid into Gaza from Egypt.
