the Context

2019 Guatemalan general election

Semilla announces Jonathan Menkos Zeissig as running mate of Thelma Aldana. Aldana will be proclaimed presidential candidate on March 10.

Food and Drug Administration

United States' Food and Drug Administration commissioner Scott Gottlieb announces his resignation "in the next month".

Dr. Scott Gottlieb, commissioner of the US Food and Drug Administration, is leaving the agency next month, according to a letter sent to agency staff Tueday.

Food and Drug Administration

The US Food and Drug Administration approves Janssen Pharmaceutica's esketamine for treatment-resistant depression. The drug is the chemical cousin of ketamine, a powerful anesthetic and recreational drug, and the first major new depression treatment to be approved by the FDA in more than 30 years.

The US Food and Drug Administration approved Janssen Pharmaceuticals Inc.'s esketamine on Tuesday for treatment-resistant depression; the drug is the chemical cousin of ketamine, the powerful anesthetic that has been used illegally as the club drug Special K.

Management of HIV/AIDS

An HIV-positive man, identified as "the London patient", is the second known adult worldwide cleared of the HIV virus after a bone marrow transplant from an HIV-resistant donor. He has been in remission from HIV for 18 months and is no longer taking HIV drugs.

The patient has shown no sign of the virus for nearly 19 months since having the treatment.

Arata Isozaki

Japanese architect Arata Isozaki is announced as the winner of the 2019 Pritzker Prize.

Arata Isozaki is the 46th Pritzker laureate and the eighth Japanese architect to receive the honour.

Improvised explosive device

Packages containing suspected improvised explosive devices are found near Heathrow Airport, London City Airport, and London Waterloo station in London, England.