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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Republican Tom Emmer abruptly abandoned his bid to become House speaker, withdrawing hours after winning the internal party nomination once it became clear he would not have enough support from GOP colleagues for the gavel.
Eighty-five-year-old Yocheved Lifshitz spoke of a “hell that we never knew before and never thought we would experience” as she described the harrowing Oct. 7 assault on her kibbutz by Hamas militants and the terror of being taken hostage into the Gaza Strip.
Jenna Ellis, an attorney and prominent conservative media figure, reached a deal with prosecutors Tuesday and pleaded guilty to a reduced charge over efforts to overturn Donald Trump’s 2020 election loss in Georgia.
U.S. Sen. Bob Menendez returns to court Monday to enter an expected not guilty plea to a conspiracy charge alleging he acted as an agent of the Egyptian government when he chaired the Senate Foreign Relations Committee.
Hamas militants on Friday freed two Americans -- a mother and her teenage daughter who had been held hostage in Gaza since militants rampaged through Israel two weeks ago, the Israeli government said.
