FlyerTalk Forums - View Single Post - Can someone else check baggage in for me?
Old Jan 28, 2019 | 6:36 pm
  #14  
Often1
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Join Date: Aug 2010
Location: DCA
Programs: UA US CO AA DL FL
Posts: 50,253
TSA has screened 100% of all checked luggage since early in 2003. That is 16 years ago.

Does that mean that every bag is opened and searched? No. Same as with carry-on. Bags are searched when the 100% scanning indicates a reason to search and in addition, a random sampling is also searched.
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