London Heathrow Airport

UK lowers terror threat level as subway bomb probe advances

British police made progress Sunday in their frantic pursuit of suspects and evidence connected to the bomb that partially exploded on a packed London subway, leading counter-terrorism officials to lower the country's threat level because they no longer considered a fresh attack to be imminent.

Home Secretary Amber Rudd announced the downgraded terror threat level hours after London police said a second suspect was in custody and a second property was being searched in connection with Friday's attack that injured 30 people.

Rudd cautioned that the investigation was ongoing and that Britain still faced a substantial threat even though the terror level had been reset to...

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