Cop appears to fall asleep during Dallas memorial service

DALLAS, Texas (WLS) -- It was a moving scene as President Barack Obama and others honored the officers killed in the ambush last week, but social media is all abuzz about something else that happened at the ceremony.

Many people took to Twitter after watching an officer behind President Obama appearing to have difficulty saying awake while he gave his remarks.

Some were critical, tweeting "sit up straight" and "show some respect."

Others showed sympathy by tweeting "God bless her."