News overnight: Kamala Harris backed for president; Biden shifts nuclear strategy

It happened while you were sleeping. Here's what global agencies reported from Tuesday night to Wednesday.

• Five thousand delegates at the Democratic Party's nomination convention in Chicago symbolically cast their votes to confirm Kamala Harris’s nomination as the candidate for President of the United States. The binding vote took place virtually at the beginning of August.

• US President Joe Biden approved a highly classified strategic plan regarding nuclear weapons, which for the first time shifts Washington's strategy to deter a China expanding its nuclear arsenal.

• A ship sailing on the Parana River in Argentina was quarantined near the city of Rosario due to a suspected mpox virus infection in a crew member.

• More than 20 trails were closed by the police in Madeira due to a week-long raging fire, which tourists are attempting to approach.

• The Mexican association representing more than 1,400 judges announced that they are joining an indefinite, nationwide strike against judicial reforms proposed by President Andres Manuel Lopez Obrador.

• During a conference in Guayaquil, Ecuadorian President Daniel Noboa called on Latin American countries to "collectively oppose the growing power of organized crime" in this part of the world.

• More than 80 skulls and other human remains, transported to Sweden 150 years ago for racial research purposes, have been returned to a church near Tampere. The skulls were transported by ship from the Karolinska Institute in Solna to Finland.