Updated July 21, 2026, 7:10 AM EDT By NBC News What to know todayARIZONA ELECTIONS: Today’s primaries in Arizona will set up several competitive House battleground races this fall, as well as competitive elections for governor, secretary of state and other offices. TRUMP MEETING LEBANON'S PRESIDENT: Lebanon’s president will meet with President Doanld Trump today in a bid to bring about long-term calm in the war-torn country after months of war between Israel and the Iran-backed Hezbollah militant group.CANADA TARIFFS: Trump imposed 50% tariffs on most Canadian goods yesterday, declaring that Canada has unfairly discriminated against American autos, alcohol and dairy products. 34m ago / 7:10 AM EDTTrump imposes 50% tariffs on Canadian goods, citing disputes over autos, alcohol and cheeseTrump imposed 50% tariffs on most Canadian goods yesterday, declaring that Canada has unfairly discriminated against American autos, alcohol and dairy products.The move could unleash a new wave of economic chaos, with risks of higher inflation and further fraying of relations between two nations that had been closely woven together before Trump’s return to the White House. The administration official previewing the action said that Canada was one of the only nations other than China that retaliated against Trump’s previous tariffs and must be held accountable.Read the full story here.34m ago / 7:10 AM EDTLebanon’s president will meet with Trump in Washington to push for Israeli troop withdrawalLebanon’s president will meet with Trump today to wrap up a four-day visit to Washington, in a bid to bring about long-term calm in the war-torn country after months of war between Israel and the Iran-backed Hezbollah militant group.Joseph Aoun’s landmark meeting with Trump comes as Lebanon and Israel continue to hold rare direct talks mediated by Washington. Lebanon hopes they will result in Israeli troops withdrawing from large swaths of southern Lebanon that they currently occupy, and for the Lebanese military to receive support to assert full control in areas where Hezbollah militants had held sway.Read the full story here.34m ago / 7:10 AM EDTBattleground Arizona gets ready for another round of hotly contested electionsToday’s primaries in Arizona will set up several competitive House battleground races this fall, as well as competitive elections for governor, secretary of state and other offices. And as the 2026 election looms, the 2020 election still continues to play a big role in campaigns in the tightly divided swing state.Read the full story here. 0NBC NewsNBC News