Catherine Fitzgerald, the author's mother, spent four nights in a hospital after falling in her home. But Medicare refused to pay for her rehab care, claiming she had only been an inpatient for one night. Alison Kodjak/NPR hide caption

Democratic National Committee Chairman Tom Perez and party leaders say they're suing Russia, WikiLeaks and the Trump campaign for an alleged conspiracy targeting the 2016 presidential campaign. Branden Camp/AP hide caption

The Consumer Financial Protection Bureau is levying a $1 billion fine against Wells Fargo as punishment for the banking giant's actions in its mortgage and auto loan businesses. Spencer Platt/Getty Images hide caption

Sgt. Noel Ramirez (left) and Deputy Taylor Lindsey were shot and killed after sitting down to eat at a Chinese restaurant in Gilchrist County, Fla. Gilchrist County Sheriff's Office hide caption

American Federation of Teachers President Randi Weingarten speaks at a news conference on American labor on Capitol Hill in Washington in November. Andrew Harnik/AP hide caption

Tim Ma prepares a duck confit salad at his restaurant, Kyirisan, in Washington, D.C. Ma says being mindful about reducing food waste is an integral part of his philosophy in the kitchen — not just for environmental reasons but also for profitability. Becky Harlan/NPR hide caption

Democratic candidate Hiral Tipirneni campaigns in Arizona's 8th Congressional District northwest of Phoenix. Tipirneni faces Republican Debbie Lesko in a special election next week. Bret Jaspers/KJZZ hide caption

Arizona teachers and education advocates march at the Arizona Capitol protesting low teacher pay and school funding in Phoenix. Ross D. Franklin/AP hide caption

Thirty states have legalized some form of medical marijuana. Nine of those states and Washington, D.C., allow recreational sale of the drug. Ted S. Warren/AP hide caption

West Delta 105 E is an oil-producing platform located a dozen miles off the Louisiana coast in the Gulf of Mexico. A 2014 explosion on the lower deck killed Jerrel "Bubba" Hancock. Bureau of Safety and Environmental Enforcement hide caption

Former FBI Director James Comey testifies before the Senate Intelligence Committee on June 8, 2017 in Washington, D.C. Chip Somodevilla/Getty Images hide caption

Rashon Nelson (left) and Donte Robinson say they hope their arrest at a Philadelphia Starbucks one week ago helps elicit change and doesn't happen to anyone else. A video of their arrest, viewed 11 million times, has sparked outrage and protest. Jacqueline Larma/AP hide caption

The Centers for Disease Control and Prevention says a recent E.coli outbreak is linked to romaine lettuce grown in Yuma, Ariz. At least 53 people have reported illnesses, 31 have been hospitalized. David Goldman/AP hide caption

An illustration from 1870 shows Prehistoric men using wooden clubs and stone axe to fend off an attacks by a large cave bear. The cave bear (Ursus spelaeus) was a species of bear that lived in Europe during the Pleistocene and became extinct at the beginning of the Last Glacial Maximum, about 27,500 years ago. Mammoths can be seen in the background. British Library/Science Source hide caption

Sir Alan Parker stepped down as chair of Save the Children International Thursday, following accusations against former leadership at the charity. Donald Traill/Donald Traill/Invision/AP hide caption

Prosecutors said former 911 operator Crenshanda Williams was involved in thousands of very short emergency calls, triggering suspicion. Houston Police Department via Reuters hide caption

Walter Leroy Moody, seen in a photo provided by the Alabama Department of Corrections, targeted the NAACP and the federal court system with bombs in 1989. Alabama Department of Corrections via AP hide caption

A man sifts through piles of discarded TVs and other electronic waste in a dump site in Nigeria. Kristian Buus/Corbis via Getty Images hide caption

Scourge of the ocean. Thn Rocn Khosit Rath Phachr Sukh / EyeEm/Getty Images/EyeEm hide caption