Karla Ortiz, daughter of undocumented parents, speaks with her mother Francisca at the Democratic National Convention. More coverage at latimes.com/trailguide.Last month, Karla Ortiz and her mother, Francisca, spoke to&nbsp;their hometown newspaper&nbsp;about the constant fear they have lived with&nbsp;since Karla's parents received a deportation order in 2013.Karla, 11, and her mother appeared in photos in the&nbsp;Las Vegas Review Journal, their faces shrouded in shadows to protect their identities.On Monday night, the&nbsp;mother-daughter duo will make their national television debut to speak about their experiences, highlighting the high&nbsp;stakes in this election&nbsp;for those in the country illegally and their families.Karla is a fifth-grader in Las Vegas.&nbsp;Francisca Ortiz, 41, works cleaning houses. Francisca's&nbsp;husband, Milton Ortiz, is a painter.The couple came to the United States illegally from Guatemala more&nbsp;than&nbsp;two decades ago, the Daily Mail reported, but Karla is a U.S. citizen.The family had hoped to qualify for President Obama's deferred action program, which was stalled after a tie on the Supreme Court left a Texas judge's order in place.Karla first met Hillary Clinton when she tearfully described her fear and worry over her parents' possible deportation.The emotional encounter was later featured in a Clinton campaign ad in which the candidate told Ortiz, "You're being very brave, and you have to be brave for them too.... Let me do all the worrying.""Possibly she'll be the one that will be president for right now, but I hope she does," Karla told NBC News after meeting Clinton. If Clinton wins, Ortiz said, "she'll be more powerful than Donald Trump" and, she added, "she can help us."Speaking at a labor union event in May, Clinton said, "Karla is a typical, bright fifth-grader. She loves science experiments, math and 'Charlotte's Web.'&nbsp;But she leaves for school every day terrified that her mom and dad, who are working hard to support their family, won't be there when she gets home.... When Donald Trump talks about deporting 11 million immigrants, he's talking about ripping apart families like Karla's."