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).
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A new federal rule would make it easier for companies to use drones over longer distances out of sight of the operator without having to go through a cumbersome waiver process.
President Donald Trump has signed the GENIUS Act into law, setting new regulations for stablecoins, a type of cryptocurrency tied to assets like the U.S. dollar.
A top Federal Reserve official said late Thursday that the central bank should cut its key interest rate later this month, carving out a different view than that of Chair Jerome Powell
Stocks fell on Wall Street as the Trump administration stepped up pressure on trading partners to make deals before punishing tariffs imposed by the U.S. take effect.
A stark disagreement over regulating AI in Republicans’ tax cut and spending bill is the latest tension among conservatives about whether to let states continue to put guardrails on emerging technologies or minimize such interference.
Amanda Chu of POLITICO reveals how lawmakers are betting millions on pharma stocks even as Trump threatens tariffs and demands steep drug price cuts. Watch!
At some 940-pages, the legislation is a sprawling collection of tax breaks, spending cuts and other Republican priorities, including new money for national defense and deportations.