Two Eastern European men, arrested in Talbot Way, Small Heath this afternoon, are being questioned in connection with an explosion near to the Aisha Mosque in Walsall on 21 June.
Assistant Chief Constable Sharon Rowe confirmed live on ITV News Central in the last few minutes that the men had been arrested under the terrorism act.
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After a wet and windy start, rain will clear to the north to leave it dry, with easing winds but largely cloudy skies.
Early rain will clear northwards during the morning, allowing drier conditions behind.
Thousands of patients have had their operations and appointments cancelled despite a strike by junior doctors being called off.