elizabeth palmer tonight is in tehran. >> reporter: day one of the new sanctions saw iranians resigned to the fact that a hard life is about to get even harder. the official reaction was belligerence. state television broadcast pictures of military air defense exercises. and an anti-american rally on sunday was a sea of hostile signs and banners. >> your president is a megalomaniac. >> reporter: this demonstration is meant as a show of force, and the message is clear: iranians are not afraid, and iran is going to shrug off these sanctions. that may be the party line, but even at this conservative rally, not everyone looks convinced. iran's leaders, along with the hardline revolutionary guard are under pressure. in spite of the sanctions, they have got to earn enough money from oil sales to keep the economy ticking over or face their worst nightmare, a popular uprising. elizabeth palmer, cbs news, tehran. >> glor: police in wisconsin today said the driver of a pickup truck that struck and killed three girl scouts and one of their mothers had been sniffing chemicals before the accident.

. >> quijano: elizabeth palmer has been in tehran all week, as iranians prepare for this new round of sanctions. >> reporter: charter buses brought crowds to central tehran today for an anti-sanctions protest. this group's signs may have been on message. the boys themselves, not so much. there were plenty of hostile banners, but the atmosphere was far from threatening. even for an american tv crew. ( laughs ) in spite of a couple of flag- burnings, and, of course, the ritual chants of "death to america." what is your message for mr. trump? >> okay. mr. trump, mr. donald trump, what you are doing to us is nothing. we don't care. >> reporter: that bravado was echoed on stage by the head of iran's revolutionary guards, mohammad ali jafari. he warned that the u.s. was in decline, and that america threatened iran's powerful military at its peril. behind this show of defiance, though, iran's leaders are realistic. they may fantasize about getting rid of the administration by force, but they know full-well this is a waiting game. everyone is resigned: from politicians and the people in the c

elizabeth palmer, cbs news, tehran. >> glor: coming up next here on the "cbs evening news," what gotc baldwin arrested this time? time? the choice is simple. coricidin hbp is the #1 brand that gives powerful cold symptom relief without raising your blood pressure. coricidin hbp. what if numbers tell onat t. rowe pricey? our experts go beyond the numbers to examine investment opportunities firsthand. like e-commerce spurring cardboard demand. the pursuit of allergy-free peanuts. mome hiar. because your investments deserve the full story. t.rowe price. invest with confidence. ...to give you the protein you need with less of the sugar you don't. [grunting noise] i'll take that. 30 grams of protein and 1 gram of sugar. ensure max protein. in two great flavors. the doctor just for a shot. with neulasta onpro patients get their day back... to be with family, or just to sleep in. strong chemo can put you at risk of serious infection. in a key study neulasta reduced the risk of infection from 17% to 1%, a 94% decrease. neulasta onpro is designed to deliver neulasta the day after chemo and is

elizabeth palmer is in tehran. >> day one of the new sanctions saw iranians resigned to a hard life getting harder. a official reaction was beligerent. state broadcasts showed images of military exercises and there were anti-american signs. >> your president is a maniac. >> this demonstration is meant as a show of force and the next is clear, iranians are not afraid and iran is going to shrugg off the sankctions. that may be the party line, but even at the conservative rally, not everyone looks convinced. iran's leaders along with the hard-line revolutionary guards are under pressure. they have to earn enough money from oil sales to keep the economy ticking or face their worse nightmare, a uprising. >> prius in wisconsin said that the driver of a pickup that killed three girl scouts and one of the mothers, had been sniffing chemicals before the accident. he sped off, and later turned himself in, he faces multiple charges. the scouts had been picking up trash on a highway, part of a service project when they were hit. >>> coming up next, cameras captured u.s. troops on when i was shopping fo

elizabeth palmer is in tehran with iran's reaction. >> reporter: good morning. iran's normally moderate president rouhani has come out swinging, saying it's time to implement the phrase death to america and put pressure on the u.s. the government further signaled its defiance by broadcasting pictures of anti-aircraft military exercises. and yesterday at an anti-u.s. rally, the head of iran's revolutionary guard warned that america would threaten iran at its peril. some in the crowd were towing the party line. >> your president is a meglomaniac. he's not sharing the world. >> reporter: many were just going through the motions. in fact, few in this country believe their country has the skill or political will to get them out of this mess. this morning, so far anyway, the iranian currency is stable, but everybody expects that the worst is yet to come. norah? >> elizabeth palmer in tehran, thank you. >>> police say people at a florida yoga studio confronted a gunman who open fire during a class, helping prevent further blood shed. one patron, joshua quick, says he w

. >> elizabeth palmer has been in tehran all week, as iranians prepare for this new round of sanctions. >> reporter: charter buses i- prt. this group's signs may have been on message. the boys themselves, not so much. there were plenty of hostile banners, but the atmosphere was far from threatening. even for an american tv crew. in spite of a couple of flag-burnings, and, of course, the ritual chants of "death to america." what is your message to mr. trump? >> okay. mr. trump, mr. donald trump, what you are doing to us is nothing. we don't care. >> reporter: that bravado was echoed on stage by the head of iran's revolutionary guards, mohammad ali jafari. he warned that the u.s. was in decline, and the america threatened iran's powerful military at its peril. behind this show of defiance, iran's leaders are realistic. they may fantasize about getting rid of the administration by force, but they know full-well this is a waiting game. everyone is resigned: from politicians and the people in the crowd, to the millions of iranians who are just trying to get on with their lives. everyone's p

several americans being held by iran but there are currently three more detained americans, elizabeth palmerran with what the new sanctions mean for those being held. >> the three americans detained here were arrested in 2015 or 2016 on vague charges of collaborating with or spying for united states. this 38-year-old is a princeton graduate student doing research here. he's serving a ten year sentence in tehran's grim prison. this 82-year-old man is critically sick under house arrest. his son, a businessman, is also serving a ten year sentence. we spoke with jared genzer, a washington-based wlur act lawys for the family. >> both governments need to find a way to do some kind of a prisoner swap. >> reporter: iran's foreign minister said he was pushing for a humanitarian solution, too, and hinted at a prisoner exchange. it's interesting to note that we haven't heard the blistering rhetoric against the united states with these coming sanctions we've heard in the past. instead iran is portraying itself as a country that stuck to the nuclear deal and is being gail?ed by america. >>> aeo save a hu

i'm elizabeth palmer in tehran. >> and that's who they say the sanctions hurt. >> yeah. you feel bad for the ordinary people in iran who suffer through all this, the politics of this. >>> all right. here's a look at the weather for your weekend. >>> traditionally it's business people and educators who run and win political office. but this year candidates of a different background are making a go of it in numbers like we've never seen. that story just ahead. you're watching "cbs this morning: saturday." since my dvt blood clot i was thinking... could there be another around the corner? or could it turn out differently? i wanted to help protect myself. my doctor recommended eliquis. eliquis is proven to treat and help prevent another dvt or pe blood clot... almost 98 percent of patients on eliquis didn't experience another. ...and eliquis has significantly less major bleeding than the standard treatment. eliquis is fda approved and has both. don't stop eliquis unless your doctor tells you to. eliquis can cause serious and in rare cases fatal bleeding. don't take eliquis i