you get a red card -- undercooked. always read and follow the package cooking instructions and use a food thermometer. let's see how our winning team cooked it safe and avoided problems. well, i just kept focus on the four food safety steps -- clean, separate, cook, and chill. and we followed the package cooking instructions and took the temperature. can you cook it safe? you have to have a goal. -a big goal. something you and your team... -want to do in the world. we choose... -where the money goes. a trip. -an adventure. helping people out. -helping a lot of people out. something never been... -done before. we have to decide. -make a plan. we all... -have to agree. it's not always easy. and about the money? -we are responsible for it. handling it... -managing it... tracking it... -doing great things with it. this is business. -girl business. girl business. -the biggest... girl-run business... -in the world. it's kind of amazing. girl scouts are everywhere. -over 2 million of us. my mom is one. -my little sister is on

. >> because undercooked beef is where people get into trouble. >> yeah, i definitely make it well done. >> reporter: a second recall is underway for hummus dip that may contain listeria and sold by target, giant eagle and trader joes across the country. as memorial day roms around, the medical advice is to check the labels and cook your meat. >> i'd rather be safe than sorry. >> reporter: to help keep the sizzle in your holiday. kevin tibbles, nbc news, highland park, illinois. >>> this is mike tiabi. they're turning to bottled water in portland, oregon, today after city officials issued a boil water warning. the reason, three positive tests for e. coli. >> we're advising people to boil for at least one minute any water they are going to drink, brush their teeth with or use for ice. >> e. coli is present in the digestive system, but certain strains can cause diarrhea, abdominal cramps and vomiting. it can cause problems for children and elderly. >> there could be other things, that's the reason for the cautious approach. >> reporter: portland prided itself on maintaining the cleanest w

but it is an important reminder about the danger of undercooked burgers. abc's tahman bradley has the details. >> reporter: this beef recall comes only days before millions throw burgers on the grill for memorial day. the 1.8 million pounds of ground beef suspected of e. coli contamination, all come from here, wolverine packing company in detroit. at least 11 people across 4 states have been sickened. it's a strain of e. coli that worries the health experts the most. >> this is a particular strain, just by its nature, tends to get into the bloodstream. and it can cause other organs to be affected, specifically the kidneys, immune system. >> reporter: each year, 95,000 people get sickened by the strain, with hamburgers causing the largest number of cases. americans often eat their burgers medium rare and rare, not cooked sufficiently to kill e. coli. the most serious cases are in young children. >> most people will get relatively sick from it. they'll get diarrhea, abdominal cramps, feel pretty unhealthy. fever. some even have some blood in their stool. >>

coli behind tonight's recall after eating an undercooked hamburger. forced to spend ten days in the hospital, describing the pain. >> a hot knife in your guts or battery acid. >> reporter: it can take up to ten days before symptoms appear. and not only can this make you sick for a full week, but it can lead to kidney failure, even death. so did you eat or buy the bad beef? well, the federal government is investigating, and is going to disclose any names of the retailers impacted. but they're still going through reams of paper. trying to sort out where it went. and what about restaurants? >> yes, that's right. that's right. no one has mentioned the restaurants yet. >> reporter: why not? there may be people out there who ate there and are sick but don't realize they could have a serious infection. >> i think those people will eventually know. >> reporter: doesn't the public have a right to know? >> they will know at some point where the beef was distributed. 11 illnesses is 11 too many in my book. but we prevented a larger recall with our quick action.

researchers suspect the virus is related to camels or consuming their milk or undercooked meat.officials placed warning signs in airports alerting passengers traveling to and from the middle east of the potential risk. they say the virus is not easily spread person-to-person without prolonged close contact such as in a hospital setting. as for the one patient in florida with the confirmed case of mers that these hospital workers were treating, the hospital tells us that patient has been fever-free for the past 24 hours, still recovering in isolation, as a precaution but said to be doing well. so certainly good news, jenna. jenna: that is good news. i want to go back to the headline from your report, jonathan because people are concerned about this virus spreading but the two hospital workers they were concerned about that might have gotten the virus, now we know definitely that's not the case? >> reporter: we know that's not the case. they did come down with some type of a flu-like symptoms but the tests show it is not from mers, something else. jenna: interesting. thank you. jo

. >> so if you eat it and it's undercooked, chances are you're in trouble. >> it's not in every lot ofat is out there, but there has been enough of a concern, people have gotten sick that they have proven this is happening. >> and how dangerous is this? >> so with this particular e. coli, you get a range of things. some people are just going to have a couple of miserable days, you know, it's no fun. the problem for some people is that they develop kidney problems. and it's actually a problem where the kidneys start to have bleeding issues. and that can be dangerous, even deadly. when you hear about the deaths due to e. coli, it's usually because of a kidney problem. sometimes they have a preexisting kidney problem. but not always. sometimes they're just perfectly healthy people. >> it's pretty alarming that it could lead to organ failure. and also the timing here. this is memorial day weekend coming up. >> i know. >> and the other thing we're watching is almost 15,000 pounds of hummus dips, also walnuts being recalled because of listeria. >> this is almost a totally preventative thing.

. >> we begin with the dangers of undercooked burgers. >> there's a major beef recall under way involving. with more on this abc's dr. richard besser. >> reporter: it's the strain of e. coli that worries doctors the most and believed to be in ground beef in restaurants across the nation. beyond making you sick to your stomach. >> this is an infection that can be followed with an illness characterized by bleeding and kidney failure that can be fatal. >> reporter: those 1.8 million pounds of beef recalled all from wolverine packing company in detroit. so far, 11 people have been sickened in four states. the biggest threat hamburgers because americans often eat them medium rare and rare. not cooked through sufficiently enough to kill e. coli on the inside of the burger. with steaks e. coli lives on the outside, likely killed off when it is cooked. every year, 95,000 americans are sickened with this strain of e. coli. it is responsible for some of the most notorious outbreaks including this jack-in-the-box in the '90s sickening 700 people, killing four children. >> i spoke to the cdc and they

. >>> coming up, no more burnt burgers or undercooked chicken.nd zyrtec® is different than claritin. because it starts working faster on the first day you take it. zyrtec®. muddle no more™. >>> you're watching "today in the bay." >> good morning, everyone. 9:26. i'm scott mcgrew. police searching for a man they say shot two people in a car after they just left a concert. according to the contra costa times it happened last night as the victims drove their cars along the popular roadway, then the suspect fired a shot at the victim's car at an intersection on oak grove road near the shopping center. the suspect got out of his car and continued to shoot before he drove off. police say the two victims a woman driver and a man in the passenger seat had just left a gladys knight concert at concord pavilion. not clear if the suspect and victims had any sort of altercation before the shooting. condition ks and names of the victim have not been released. >>> we'll have a look at weather and traffic after the break. >>> welcome back. 9:27 the time right no

the biggest concern, undercooked meat. health experts warn cooking a burger medium rare or medium may not be enough to kill off all the e. coli on the inside. >> unfortunately, hamburger is never considered really safe unless it's thoroughly cooked. it can be tough, almost like a hockey puck. >> a couple more details. this e. coli strain can take up to ten days to get people sick, so right now it's still unclear just how widespread the outbreak may be. again, though, experts say as a general rule, you want to err on the side of caution. when you're cooking your own burgers, make sure that that burger is well-done. >> all right, peter alexander in washington. thanks so much. >>> meantime, it is primary day in six states across the country. voters casting ballots in several heated races that will show who really holds the cards in the republican party, among other things. chuck todd is nbc's political director and chief white house correspondent. chuck, good morning to you. >> well, good morning, savannah. it is the closest

you get a red card -- undercooked. always read and follow the package cooking instructions and use a food thermometer. let's see how our winning team cooked it safe and avoided problems. well, i just kept focus on the four food safety steps -- clean, separate, cook, and chill. and we followed the package cooking instructions and took the temperature. can you cook it safe?

you get a red card -- undercooked. always read and follow the package cooking instructions and use a food thermometer. let's see how our winning team cooked it safe and avoided problems. well, i just kept focus on the four food safety steps -- clean, separate, cook, and chill. and we followed the package cooking instructions and took the temperature. can you cook it safe? you have to have a goal. a big goal. something you and your team -- want to do in the world. we choose -- where the money goes. a trip... an adventure. helping people out. helping a lot of people out. girl: and about the money -- we -- are responsible for it. handling it -- managing it -- tracking it. doing great things with it. girl: this is business. girl business. the biggest -- girl-run business -- in the world. girl: did you think this was just about cookies? they said i couldn't dream. called me a piece of trash and swore that's all i'd ever be. said a bottle couldn't see the ocean. "give up." "go back to the dumpster." but i didn't listen. i ma

you get a red card -- undercooked. always read and follow the package cooking instructions and use a food thermometer. let's see how our winning team cooked it safe and avoided problems. well, i just kept focus on the four food safety steps -- clean, separate, cook, and chill. and we followed the package cooking instructions and took the temperature. can you cook it safe? announcer: at this moment, st. jude children's research hospital is saving lives with pioneering research and care. and we'll never have to pay st. jude for anything, ever. at this moment, she wants to be in her own bed. i want to be back at school with my friends. i want to be outside playing. anuncer: please take a moment and visit stde.org today.