A recent failed food inspection in Detroit caused 200 flights originating from there to operate without in-flight catering.

CNN: Can you remind us why food safety is important? Dr. Leana Wen: According to the U.S. Centers for Disease Control and Prevention, there are around 9 million episodes of foodborne illness annually.

CNN: Can you remind us why food safety is important? Dr. Leana Wen: According to the U.S. Centers for Disease Control and Prevention, there are around 9 million episodes of foodborne illness annually.

CNN: Can you remind us why food safety is important? Dr. Leana Wen: According to the U.S. Centers for Disease Control and Prevention, there are around 9 million episodes of foodborne illness annually.

CNN: Can you remind us why food safety is important? Dr. Leana Wen: According to the U.S. Centers for Disease Control and Prevention, there are around 9 million episodes of foodborne illness annually.

CNN: Can you remind us why food safety is important? Dr. Leana Wen: According to the U.S. Centers for Disease Control and Prevention, there are around 9 million episodes of foodborne illness annually.

CNN: Can you remind us why food safety is important? Dr. Leana Wen: According to the U.S. Centers for Disease Control and Prevention, there are around 9 million episodes of foodborne illness annually.

CNN: Can you remind us why food safety is important? Dr. Leana Wen: According to the U.S. Centers for Disease Control and Prevention, there are around 9 million episodes of foodborne illness annually.

CNN: Can you remind us why food safety is important? Dr. Leana Wen: According to the U.S. Centers for Disease Control and Prevention, there are around 9 million episodes of foodborne illness annually.

CNN: Can you remind us why food safety is important? Dr. Leana Wen: According to the U.S. Centers for Disease Control and Prevention, there are around 9 million episodes of foodborne illness annually.

CNN: Can you remind us why food safety is important? Dr. Leana Wen: According to the U.S. Centers for Disease Control and Prevention, there are around 9 million episodes of foodborne illness annually.

CNN: Can you remind us why food safety is important? Dr. Leana Wen: According to the U.S. Centers for Disease Control and Prevention, there are around 9 million episodes of foodborne illness annually.