a construction accident killed a colfax man this afternoon... the worker was inside a trench in altoona when it collapsed around him... channel 13's jodi whitworth is following this story. she joins us know with more justin jorgensen was just 30 years old. he lived in colfax but worked at j-r-s excatving in saint charles. family friends tell us today was supposed to be an exciting day for him. after work he was throwing a birthday party for his four year old son authorities say jorgensen was working to install water and sewage lines in a trench when the dirt caved in around him. crews estimate the pit was about 10 to 12 feet deep and it did not have a trench wall to brace it's sides. they also said the dirt and clay was extremely unstable. under o-s-h-a regulations , in trenches deeper than five feet -- trench walls are required. when crews arrived on scene -- they said jorgensen was partially buried but knew they couldn't save him. as a rescue but once we got on scene we could tell by visual cues that this was gonna turn into a recovery o-s-h-a is still investigating this case and it could take weeks before it is finished. a spokesperson tells me if they find any wrong doing -- the company could be fined jury selection started this morning in the trial of a clive man... 26-year old joe lopez is charged with first degree murder and child endangerment resulting in a death... prosecutors say lopez assaulted is girlfriend's one-year old daughter at this apartment building in 20-14. the toddler suffered skull and rib fractures. she died five days later at the hospital. police say lopez claimed the child was hurt falling out of a high chair. they say the injuries aren't consistent with a fall. jury selection will resume tomorrow. a chicago man is in custody police say the victim was treated at a fort dodge hospital in july. officers arrested 21-year old shannon sago this week. police did not say how sago knew the alleged victim... and would only say that he was known to frequent the fort dodge area. former iowa congressman tom latham is fighting cancer... latham announced the lymphoma diagnosis online today... he's also staying positive... on twitter latham writes, "i have never lost an election & i'm not going to lose this battle either! thanks for positive thoughts and prayers." latham retired from the u-s house last year. iowa national guard soldiers are back in iowa after a short deployment to missouri... the soldiers left on friday... responding to severe flood that knocked out the water treatment plant in high ridge missouri. while there they purified thousands of gallons of water to supply the entire town. the soldiers returned to camp dodge about a half hour ago... we'll hear from them tonight at ten. the estimated jackpot is unable to keep up with powerball on sunday the jackpot was predicted to be 400-million dollars... that grew to 450-million yesterday because of increased ticket sales... today the lottery bumped it up again... to a cool half-billion dollars... everyone has an idea on how to spend the cash 53:29-53:40 we would have to have a winter home somewhere warm, tropical, my grandkids would have a college fund so neither one of them would have to worry about that. sherry mccoy/dsm kit cline indianola 01:19-01:27 i would find one charity that i would definatley donate a portion of my earnings to, other than that take care of family and close friends if you're going to grab a lottery ticket for tonight... expect to see a line like this... you also have less than 3-hours to do it... ticket sales stop at 8-59. look for the results tonight at ten. iowa state hopes to hit the jackpot tonight against texas tech... and they'll have hilton magic on the side... the cyclones are trying to rebound from saturday's loss to oklahoma... scoring game coming up in sports. last week he was helping the ben carson campaign.. this week he's predicting another candidate will win... why the change.. and how the presidential candidate is responding coming up. and a flawless 20-16 iowa caucus... how the iowa g-o-p hopes to pull it off right after the break. instruct the united state deparftment of justice to open planned parenthood and these the campaign trail took texas senator ted cruz to sibley today... and you may recognize the man cruz brought along with him... that's iowa congressman steve king in the background. king endorsed cruz back in november... but now he's taking on a bigger role in the presidential campaign... today congressman king was named a national-campaign co-chair. senator cruz described him as a valuable leader with experience fighting the quote, "washington cartel." as ted cruz gains staff... ben carson is losing one. carson's campaign manager barry bennett resigned last week... and today predicted carson won't win the nomination... "donald trump is sitting there at above 30 in most of the polls and unless something, you know, horrific or tragic comes along, which the establishment's been waiting on now for the ten months, he's going to be our nominee." the prediction isn't slowing ben carson down... the republican candidate campaigned today in panora. carson says the opinion of voters is more important than that of his former i'm not really worried about that because i have faith in the american people, the american electorate and they are smart enough to analyze what people are saying and doing. but i think the american people in the long run will make the right decision. carson will wrap up the day with a townhall meeting in pella. it begins at 6-30 at central college. carson's just one of the candidates iowa's republican chairman is following. political director dave followed the chair on-line today to talk technology, turnout and trouble. fewer than four weeks left til iowa' s much hyped night...time for a caucus chat. and iowa's republican chairman turned to technology to do it. he chose the new app...sidewire...to take reporter questions from across the country candidate to beat in iowa right now. ted cruz has been blasted by the governor, the governor's son and ethanol supporters. they think he's chosen subsidies for big oil in his homestate texas...over supporting iowa's renewables. which side did gop chair jeff kaufmann take? both...really. kaufmann wrote..."ethanol is a critical issue for iowans. ted cruz is a fantastic candidate and we're excited to have him working so hard to earn iowan's votes. kaufmann's reply...it's important caucuses don't start to look like a primary, but we are working directly with the department of caucuses don't start to look like a primary, but we are working directly with the department of defense and the republican national committee...to ensure iowans serving out of state will have ability to participate in process we'll stay tuned... donald trump's brought attention to this presidential race like no other. he's one of a dozen republicans still running for the nomination...surely... the chair expects to top 2012's record 120,000 caucus night turnout... maybe... kaufmann wrote...i would personally be surprised if we don't surpass 120k. but there are so many variables . w will the chair make sure rewup. that's when the partysaid mitt romney won...only to weeks later reali ck santorum did fittingly on this chnology talk..kaufman...sa technology's the answer. he wrote...we have press clmorrow with microsoft toalk eryone through new features. re's why he says that.here's why he says that. microsoft's developed an app. so caucus volunteers will input candidate's caucus night totals that's supposed to mean...quicker results into the parties. tomorrow...we get our first look at how that app works. an area of mixed precipitation will cross central iowa through the evening. all modes of winter precipitation will be possible from drizzle to graupel, sleet and snow. this will continue through late this evening. some minor snow accumulations around an inch are possible. temperatures will warm into the upper 30s on thursday. this will lead to rainfall across the state thursday and friday. most locations will see a half inch of rain or less. there could be some pockets of higher amounts in southeast iowa closer to 1". cold air pushes in friday night through saturday. there may be some light snow with the arrival of the cold air. temperatures will be much colder for the weekend with highs in the teens america is not just electing a president, we're also electing a commander in chief. that choice matters. because strengthening the economy, making healthcare more affordable, raising incomes. and leading the world. i will get up every single day and do whatever it takes to make sure our country is safe and strong. i'm hillary clinton and i approve this message. kirk ferentz will hold another january press conference tomorrow. it won't be nearly as dramatic as the 20-15 version. no quarterback controversy. no hot seat for the no headliners expected tomorrow. ferentz will have to replace linebackers coach jim reid. reid takes the defensive coordinator job at boston college. texas tech's first true road game is tonight. at hilton. talk about jarring. cyclones dropped to 13th in the a-p poll after losing a close game to oklahoma. iowa state looks to even their conference record against tubby smith's red raiders. texas tech is 11-1 and 1-0 in the big 12. red raiders and cyclones tip at 8 o'clock. the cyclone women take an 8-game winning streak to austin against missouri valley basketball indiana state. northern iowa is on the road against missouri state. a win over nebraska extends iowa's conference winning streak to nine. the longest in 46 years. it started flat. nebraska jumped out to a 10-0 lead, but nebraska-native mike gesell tallied his first career double-double 22 points, 10 assists. jarrod uthoff had a game-high 25 points. the hawkeyes are 3-0 in the big ten. nine days from now the hawkeyes play their next game. it's a road rematch against waukee's michael jacobson returned to iowa last night wearing red. as a true freshman jacobson jumped into nebraska's starting line-up. jacobson made his 7th career start at carver hawkeye arena infront of 21 friends and family members. jacobson averages just more than 4 points per game. jacobson averages just more than 4 points per game. coming up next on the news at nine... coming up next on the news at nine... in the middle of a time when senior poverty is increasing. for cutting cost-of-living adjustments for social security. we said, "it will be over our dead bodies if you cut social security." as president, i will do everything i can to extend the solvency of social security and expand benefits for people who desperately need them. marco rubio thinks it's unfair to criticize him for missing votes. "but i am going to miss votes, i'm running for president." "one third of all of his missed votes in 2015 were missed before he announced he was running for president." over the last three years, marco rubio has missed more votes... than any other senator. washington politician marco rubio. doesn't show up for work, but wants a promotion? right to rise usa is responsible for the content of this message.