After that, in June, I suggested that for the bears to take control we would need an overlap of the first wave once a three-wave move higher was completed.

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Wales probed left and then switched direction to create an overlap, only for James Hook to take on the chance himself and lose control as he slid for the line under Jimmy Cowan's tackle.

BBC: Wales 25-37 New Zealand

Mellars then made the most of a two-man overlap and Rhys Hanbury put in Hauraki under the posts to put Crusaders in apparent control.

BBC: Crusaders 44-20 Bradford

"Just in general, when we look at cough and respiratory symptoms, there's a lot of overlap, " said Dr. Susan Gerber, an epidemiologist at the Centers for Disease Control and Prevention (CDC).

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