Georgi Kostov

Bulgarian Prime Minister Boyko Borisov has dismissed warnings from the US Department of State about a possible attack in the capital Sofia.

"The information... does not match reality," he has made clear, adding there is no danger to either "residents or guests of Sofia."

There is no real threat to the life of citizens in the Bulgarian capital Sofia, the Interior Ministry's Chief Secretary, Georgi Kostov, has said.

The US Embassy says it has received information of a "possible threat against an unspecified bus line or bus lines" in Bulgaria's capital Sofia.

It has advised US citizens to avoid the area of what has been known for years as Hotel Pliska (Boulevard Tsarigradsko Shose 87).

Bulgaria has bolstered security at both external and internal borders of the EU, the Interior Ministry's Chief Secretary Georgi Kostov has said.

Kostov has told the Bulgarian National Television that "100% border control" is currently being implemented in relation to the attacks that killed at least 31 people in Brussels on Tuesday.

Bulgarian authorities are investigating the death of a Palestinian citizen, Omar Nayef Zayed, who was found in a critical condition in the grounds of the Palestinian embassy in Sofia on Friday.

He died at the scene before the paramedics could take him to hospital, the Secretary-General of the Interior Ministry, Georgi Kostov, said. This was later confirmed by the embassy.

State prosecutors found evidence about a planned attack on Peevski while investigating an attempt to kill former security agent Alexey Petrov, who was shot at with two grenade launchers in Sofia in October 2015, the ministry said on Monday.

Controversial Bulgarian MP Delyan Peevski will now be protected by a national agency after data was received of a planned attack against him, the Interior Ministry has said.

A farmers market is open in Bulgaria's capital Sofia on Sunday, bringing together 50 producers from across the country, officials have said.

Organized with the support of the Agriculture Ministry, it was opened by Deputy Minister Georgi Kostov at a special ceremony on Sunday, 11:00 local time.

Bulgaria and New York City police will beef up cooperation in preventing and combating cross-border crime, the Bulgarian government has said.

Chief Secretary of the Interior Ministry Georgi Kostov did not exclude the possibility that the suspicious luggage found in a minibus parked outside terminal 1 of the airport in the Bulgarian capital on Tuesday had been in contact with explosives.

The information of a suspected bomb in the vehicle closed the terminal for hours on Tuesday, with all flights redirected to terminal 2.