Supt Kevin Purcell, of West Mercia Police has said four children were playing near the lock, but two fell in and another then went to try and get them out, while the fourth ran home to raise the alarm.
This video shows the canal where three children entered the water. Police say they are 'working hard to establish exactly how Imie came to be in the water'.
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There are around 6,500 people in the UK waiting for a transplant. Some of them will be matched to a suitable donor. Sadly, many won't.
Turning colder, but mainly dry with sunshine.
Cold and frosty overnight. Dry, cold and sunny tomorrow.