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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Israel and Hamas agreed to extend their cease-fire for two more days past Monday, the Qatari government said, bringing the prospect of a longer halt to their deadliest and most destructive war and further exchanges of militant-held hostages for Palestinians imprisoned by Israel.
A four-day truce in the Israel-Hamas war has taken effect, setting the stage for the exchange of dozens of hostages held by militants in Gaza for Palestinians imprisoned by Israel.
A group of Lahaina wildfire survivors is vowing to camp on a popular resort beach until the mayor uses his emergency powers to shut down unpermitted vacation rentals and make the properties available for residents in desperate need of housing.
House Judiciary Committee Chair Jim Jordan is calling on the assistant U.S. attorney for Delaware, Lesley Wolf, to appear before the committee by Dec. 7 to respond to allegations that she interfered in the yearslong case into the president’s son.
Israel and Hamas have reached an agreement for a four-day halt to the devastating war in Gaza and the release of dozens of hostages held by the militant group as well as Palestinian prisoners.
New Jersey will prohibit the sale of new gasoline-powered vehicles by 2035 as part of an effort to improve air quality and reduce planet-warming pollutants, officials announced Tuesday.
