Poland's defense was looking fragile and was exposed again with a simple ball over the top -- with Boruc this time having to deny Christoph Leitgeb.

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With their new laser in hand, Dr Leitgeb and his colleagues set up an experiment that let them test the system on a range of skin conditions, including a healthy human palm, allergy-induced eczema on the forearm, inflammation of the forehead, and two previously diagnosed cases of basal-cell carcinoma.

ECONOMIST: A better way to diagnose skin cancers