NYC Mayor Responds to Twitter Feud with Roker

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Watch: Lightning strikes as massive funnel cloud forms in Florida
00:48
22 million under heat advisories on West Coast
01:33
Toxic substance likely to blame for mass fish die-off in Polish-German river, officials say
00:47
Heavy rain expected in parts of the country to start work week
01:01
US sets record for hot nights in July
02:07
Video shows flooded Las Vegas casino as torrential rain covers city
00:49
Northeast gets a break from hot temperatures
01:07
European drought may lower Germany’s Rhine to critical levels
00:56
Wildfire fueled by high winds burning on Hawaii’s Big Island
00:59
European wildfires forcing thousands to evacuate
02:02
Flash flooding prompts rescues from Washington, DC to Tennessee
02:50
Washington, D.C. hit by flash flooding during storm
01:06
Heavy rainfall in South Korea kills at least 10
02:03
Cooler air and less humidity is on the way in the Northeast
01:32
Brutal heat wave: When will cooler temperatures arrive?
01:16
At least eight killed in South Korea as heavy rain causes flooding
01:04
Passengers stranded nationwide after flight delays, cancellations
03:38
Italian army detonates WWII bomb uncovered in drought-stricken riverbank
00:50
Applebee’s hits the beauty scene with wing sauce-flavored gloss
03:26
Over 100 injured, multiple missing in Cuba after lightning sets oil storage tanks on fire
01:18

UP NEXT
Watch: Lightning strikes as massive funnel cloud forms in Florida
00:48
22 million under heat advisories on West Coast
01:33
Toxic substance likely to blame for mass fish die-off in Polish-German river, officials say
00:47
Heavy rain expected in parts of the country to start work week
01:01
US sets record for hot nights in July
02:07
Video shows flooded Las Vegas casino as torrential rain covers city
00:49