Putting his swimming career on hold after his second drink-driving arrest, Olympic champion Michael Phelps began a six-week programme today that he said “will provide the help I need to better understand myself”.

Olympic swimmer Michael Phelps said he is “deeply sorry” after he was arrested and charged with driving under the influence.

Olympic swimmer Michael Phelps has been arrested on a charge of driving under the influence in the US, police said.

Authorities closed one of two highway tunnels carrying traffic under Baltimore’s harbour for nearly two hours today and partially shut the other because of a threat to detonate vehicles full of explosives inside the tubes.

One of two tunnels carrying traffic under Baltimore’s harbour was closed today and another was partially shut down in response to what an official said was a security threat.