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How cities like Phoenix are updating infrastructure to combat extreme weather

Climate change is a big factor for Phoenix’s rising temperatures in addition to the city’s population growth and development. NBC News’ Joshua Johnson is joined by Peter Kalmus, a climate scientist at UCLA’s Joint Center for Regional Earth System Science and Engineering to discuss how some cities are taking steps to update their infrastructure. 
How cities like Phoenix are updating infrastructure to combat extreme weather
How cities like Phoenix are updating infrastructure to combat extreme weather

Moderna starts clinical trials for HIV vaccine

Moderna began clinical trials for an HIV vaccine and like the Covid-19 vaccine, it uses mRNA technology to teach cells how to fight the virus. NBC News’ Joshua Johnson is joined by Dr. Robert Fullilove, a professor of socio-medical sciences and associate dean of community affairs at Columbia University's Mailman School of Public Health, to discuss the fight against HIV. 
Moderna starts clinical trials for HIV vaccine
Moderna starts clinical trials for HIV vaccine

Gun deliveries stolen off train cars in Los Angeles

Los Angeles police officials say that thieves stole dozens of guns from trains. NBC News’ Jesse Kirsch reports on just how vulnerable these weapon shipments are and how hard they will be to get off the streets. 
Gun deliveries stolen off train cars in Los Angeles
Gun deliveries stolen off train cars in Los Angeles
4h ago

2 of 3 Houston police officers wounded in shooting out of hospital; suspect charged

The suspect is believe to have opened fire with what a police official described as a "fully automatic weapon."
Police investigate the scene of a shooting involving three Houston police officers Thursday.
Police investigate the scene of a shooting involving three Houston police officers Thursday.
5h ago

Collapsed Pittsburgh bridge was rated in poor condition

The bridge was not among the highway and bridge projects targeted for federal funding in Pennsylvania’s 2021 transportation improvement program.
Image: The scene of the Forbes Avenue Bridge collapse over Fern Hollow Creek in Frick Park in Pittsburgh, Penn., on Jan. 28, 2022.
Image: The scene of the Forbes Avenue Bridge collapse over Fern Hollow Creek in Frick Park in Pittsburgh, Penn., on Jan. 28, 2022.
5h ago

Hiker falls nearly 700 feet to his death attempting a selfie in Arizona state park, officials say

Richard Jacobson, 21, fell off Flatiron Summit in Lost Dutchman State Park.
Lost Dutchman State Park in Apache Junction, Arizona
Lost Dutchman State Park in Apache Junction, Arizona
5h ago

Hikers in New Mexico, California rescued in separate incidents on same day

One of the rescues occurred at an elevation of 9,100 feet on a New Mexico mountain.
Lost hiker rescued by San Diego County Sheriff personnel.
Lost hiker rescued by San Diego County Sheriff personnel.
6h ago

'Swipe left for meth': Florida officials using dating apps to try to find drug dealers

The Polk County Sheriff's Office said dozens are using LGBTQ dating apps and concealing their sales with emojis and code words.
Sheriff Grady Judd speaks about people selling drugs on dating apps, in Fla., on Jan. 27, 2022.
Sheriff Grady Judd speaks about people selling drugs on dating apps, in Fla., on Jan. 27, 2022.

Chicago’s LED streetlight upgrade will save millions, reduce carbon emissions

Chicago is finishing up a project that officials estimate will save the city $100 million over the next decade and reduce carbon emissions in a big way. NBC News’ Maura Barrett explains how the city is replacing traditional streetlights on hundreds of blocks with new “smart” computer-connected LED streetlights. 
Chicago’s LED streetlight upgrade will save millions, reduce carbon emissions
Chicago’s LED streetlight upgrade will save millions, reduce carbon emissions

City mourns 22-year-old NYPD officer as U.S. sees alarming rise in gun violence

Mourners gathered at St. Patrick’s Cathedral to say goodbye to Officer Jason Rivera, who was shot and killed alongside his partner Wilbert Mora a week ago while responding to a domestic disturbance call. The 22-year-old recently married his childhood sweetheart, who pushed for change in her remarks at the service.
City mourns 22-year-old NYPD officer as U.S. sees alarming rise in gun violence
City mourns 22-year-old NYPD officer as U.S. sees alarming rise in gun violence

San Francisco lifts indoor mask mandate for those who are boosted

Starting next week, people who can prove they received a booster shot can go without a mask inside offices, gyms, college classrooms and certain indoor venues. Masks will still be required in retail stores and public schools.
San Francisco lifts indoor mask mandate for those who are boosted
San Francisco lifts indoor mask mandate for those who are boosted