Colombian President Petro:

Right now they are bombing Caracas. Alert to the whole world, they have attacked Venezuela

They are bombing with missiles.

The OAS and the UN must meet immediately.

NOW: Chaos in Caracas, Venezuela.

WATCH: Situation in Venezuela from the ground.

Venezuelan armored vehicles spotted on the streets of Caracas near the Miraflores Presidential Palace.

Trump administration officials say they are “aware of” reports of explosions and aircraft over Venezuela’s capital, Caracas.

Source: CBS News

A U.S. Air Force KC-135R “Stratotanker” aerial-refueling tanker has just appeared on flight-tracking data south of Puerto Rico.

WATCH: Footage likely showing American attack helicopter hitting hard a target in Venezuela.

BREAKING: Video reportedly showing U.S. helicopters striking Fort Tiuna in Caracas.

BREAKING: Trump ordered strikes on sites inside Venezuela, including military facilities, U.S. officials told CBS News.

Venezuelan security forces are pushing people and vehicles away from the Miraflores Presidential Palace in Caracas.

BREAKING: Maduro has issued a decree declaring a state of emergency in the country.

Venezuelan Government Statement:

Venezuela rejects “military aggression” by the United States.

Goal of the U.S. attack is to take possession of Venezuelan oil and minerals.

U.S. helicopter, possibly an AH-1Z Viper, firing guns and rockets at ground targets in Caracas, Venezuela.

Venezuelan Government Statement:

We will confront the imperialist aggression by activating all defense plans.

Venezuelan Government Statement:

Maduro has ordered all national defense plans to be put in place for implementation at the appropriate time and under the appropriate circumstances.

Maduro had met with an envoy of Xi Jinping approximately 10 hours earlier.

The home of the Venezuelan Defense Minister was shelled at Fort Tiuna military base; there is no information yet on his fate.

Source: Al Jazeera, citing Venezuelan media

Trump authorized the U.S. military to carry out land strikes in Venezuela days in advance.

Military planners initially considered launching the operation on Christmas Day, but it was postponed due to competing U.S. airstrikes in Nigeria and later delayed further by unfavorable weather conditions.

Source: CBS News

Another video showing U.S. military strikes on Venezuela.

Cuba's President Miguel Díaz-Canel Bermúdez:

Cuba denounces and urgently demands the reaction of the international community against the criminal attack by the U.S. on Venezuela.

NYT:

We are unsure where Maduro is at the moment. But at least some people in his inner circle appeared safe.