frustrated after more airline chaos. the faa grounded all u.s. flights for about 90 minutes because of an outage of a system that sends critical safety messages to pilots. there are now more than 1,200 cancellations, 7900 flight delays. it s been less than two weeks since southwest s meltdown. flights have been gradually taking off. at this hour, it s not known what caused the system s failure according to transportation secretary pete buttigieg. he says there s no sign it was terror related. there was an issue with irre irregularities with the messages. we have to figure out why it happened. why it wasn t stopped from being disrupted and the original source of the errors. when there s an issue in the faa that needs looked at, we ll own it. same as we ask airlines to own their companies and operations. we re at the world s largest airport, atlanta s hartsfield-jackson. what s the situation at this hour? reporter: flight operations have resumed as normal for the most p
states. reporter: the number of flight delays are still climbing along with major outrage over how air travel came to a near unprecedented halt. the faa did just post that no u.s. departures will happen today until 9:00 a.m. reporter: wednesday morning, airports across the country stood still as the federal aviation administration implemented a nationwide ground stop, something not seen since the n9/11 terrorist attacks. interesting day. everybody except medivac and military stopped. reporter: the faa fail injury st failure started overnight in notices to air missions the bulletins provide the latest information about airports and air space. it s absolutely essential and the system can be very fragile. reporter: the effect cascading cancellations and delays in the thousands. first it was a 20-minute delay and then an hour. reporter: anger is stretching from concourses to capitol hill. ted cruz the top senate republican overseeing transportation is calling
- oh, it s cold. it s cold. so this is called a cenote. it s a natural sinkhole. it s very unique to the yucatán peninsula. they were very sacred to the mayans. they believed that this was a passage to the underworld. the maya define the culture of yucatán. as one of the great civilizations in central america, their influence is everywhere. this is huge! their dna runs through every local dish. - [speaking spanish] - and their ancient ways are still a source of inspiration. - let s let it burn a little bit more, and. - more? - we grind. - i m eva longoria, born and bred in texas with mexican-american roots, which makes me a texican. i m exploring mexico to see how the people, their lands, and their past have shaped a culinary tradition as diverse as its 32 states. i don t think i ve ever seen an avocado this big. - here in yucatán, there are so many great ingredients. - with searingly hot weather all year round, time moves at a slower pace in yucatán. - [speaking maya
in this bewitching place, culinary wonders are conjured. there s a lot of exciting chefs coming out of this region. and oaxaca is now a mecca for food lovers in the know. so good. the gastronomic wizards here. wow. can summon so many of mexico s most iconic ingredients. have you ever seen such a rainbow of corn? it s the original string cheese. i m eva longoria, born and bred in texas with mexican-american roots, which makes me a texican. i m exploring mexico to see how the people, their lands, and their past have shaped a culinary tradition as diverse as its 32 states. nestled within three vast mountain ranges, oaxaca is so blessed with food riches. roasted chocolate. it s as if the gods themselves dined here. and for its ancient indigenous communities. [laughter] - this land and its produce is sacred. but in these parts, you ve got to work hard for your dinner. oh, my god. i mean, really hard. god, i m sweating. wish me luck. [shouts] [steady music] since pre-hispanic t
so this is called a cenote. it s a natural sinkhole. it s very unique to the yucatán peninsula. they were very sacred to the mayans. they believed that this was a passage to the underworld. the maya define the culture of yucatán. as one of the great civilizations in central america, their influence is everywhere. this is huge! their dna runs through every local dish. - [speaking spanish] - and their ancient ways are still a source of inspiration. - let s let it burn a little bit more, and. - more? - we grind. - i m eva longoria, born and bred in texas with mexican-american roots, which makes me a texican. i m exploring mexico to see how the people, their lands, and their past have shaped a culinary tradition as diverse as its 32 states. i don t think i ve ever seen an avocado this big. - here in yucatán, there are so many great ingredients. - with searingly hot weather all year round, time moves at a slower pace in yucatán. - [speaking mayan] - when it s taken hundred