Barbara McKay-Smith knows exactly why she's late: There is always one more thing she wants to do.

芭芭拉·麦凯—史密斯很清楚地知道自己为什么会迟到：总会有多一件她想做的事情。

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CNN's AnneClaire Stapleton, Josh Levs, Barbara Starr and Emily Smith contributed to this report.

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