The parents of Charlie Harris Beard have started a petition to raise awareness of cord blood donation.
Two year old Charlie Harris Beard from Worcestershire, died last month from leukemia, but his life was prolonged after he received a cord donor transplant from America.
Charlie's parents now want to make sure others can benefit from cord blood donation.
Read more about Charlie.
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"Leah hasn't been seen since Saturday so of course we're all concerned for her safety and welfare."
Another fine day is expected on Tuesday after a frosty start. Plenty of sunshine but still rather chilly. Perhaps one or two light showers.
Starting frosty but gradually becoming less cold, with a northerly breeze. Becoming cloudy at times, with sleet and later rain showers.