Shoes on or shoes off?

Is asking someone to remove their shoes when they enter your home a sign of hospitality, or the opposite? Correspondent Mo Rocca gauges opposing viewpoints, and talks with a biogeochemist who has studied what is carried indoors on the soles of our shoes.
#shoeson #shoesoff

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• #news_politics
• #cbs_sunday_morning
• #cbs_news
• #news
• #hospitality
• #biogeochemist
• #shoes