Im Jahresverlauf ist nach Angaben des Weißen Hauses ein hoher Betrag zusammengekommen. Allerdings bleibt er hinter den Erwartungen zurück.

Pedro Inzunza Coronel, alias ‘El Pichón’, was killed during an anti-drug operation by the Mexican navy in Sinaloa

Mexican authorities have killed one of the country’s top fentanyl traffickers, accused of importing tens of thousands of kilos of the drug into the US and wanted by the US authorities on narco-terrorism charges.

Pedro Inzunza Coronel, alias “El Pichón”, (The Pigeon) was killed on Sunday during an anti-drug operation by the Mexican navy in the north-western state of Sinaloa.

Alleged trafficker Zhi Dong Zhang escaped via a tunnel in Mexico before flying to Cuba and reportedly Russia but now finds himself on trial in a Brooklyn courtroom

• The China-Mexico fentanyl pipeline: increasingly sophisticated and deadly

Like so many great escapes, it involved a tunnel.

One night in July, in the Mexico City neighbourhood where he was under house arrest, Zhi Dong Zhang snuck through a hole into the property nextdoor and escaped from under the noses of the soldiers guarding him.