Multiple-vehicle collision

A multiple vehicle collision (or multi) is a road traffic collision involving many vehicles. The most disastrous pile-ups have involved more than a hundred vehicles. Pile-ups generally occur in low-visibility conditions as drivers on freeways are sometimes caught out by driving too close to the vehicle in front.

United States Capitol

The United States Capitol is the meeting place of the United States Congress. It is located on Capitol Hill at the eastern end of the National Mall in Washington, D. C. The original building was completed in 1800. It was partly destroyed in the 1814 burning of Washington, then was fully restored within five years. The building was later enlarged,...

Nursing home

A nursing home is a facility for the residential care of elderly or disabled people. Most nursing homes have nursing aides and skilled nurses on hand 24 hours a day. Some nursing homes also provide short-term rehabilitative stays following surgery, illness, or injury. In the United States, nearly 1 in 10 residents age 75 to 84 stays in a nursing...

Police officer

A police officer, also known as an officer, policeman, or a policewoman is a warranted law employee of a police force. Police officers are generally charged with the apprehension of suspects and the prevention, detection, and reporting of crime. In some countries, rules and procedures dictate that a police officer is obliged to intervene in a criminal incident, even if...

Donald Trump

Donald John Trump is an American politician who was the 45th president of the United States from 2017 to 2021. Before entering politics, he was a businessman and television personality. Trump and his businesses have been involved in more than 4,000 state and federal legal actions, including six bankruptcies. He is the only federal officeholder in American history to be...

United States House of Representatives

The U.S. Congress was established on March 4, 1789, when the Articles of Confederation were amended. As of the 2010 Census, the largest delegation is that of California, with 53 representatives. Seven states have only one representative: Alaska, Delaware, Montana, North Dakota, South Dakota, Vermont and Wyoming.


China, officially the People’s Republic of China, is a country in East Asia. It is the world’s most populous country, with a population of around 1. 4 billion in 2019. As a one-party state led by the Chinese Communist Party, China is divided into 23 provinces, five autonomous regions, four direct-controlled municipalities, and the special administrative regions of Hong Kong...

President of the United States

The president directs the executive branch of the federal government and is the commander-in-chief of the U.S. Armed Forces. Joe Biden is the 46th and current president of the United States, having assumed office on January 20, 2021. In all, 45 individuals have served 46 presidencies spanning 58 full four-year terms.

Joe Biden

Joe Biden

Joseph Robinette Biden Jr. is an American politician serving as the 46th and current president of the United States. He served as the 47th vice president from 2009 to 2017 under Barack Obama. Biden represented Delaware in the U.S. Senate from 1973 to 2009. He ran unsuccessfully for the Democratic presidential nomination in 1988 and again in 2008. In April...