Texas Representative Sheila Jackson Lee passed away at the age of 74, her family announced on Friday night. Known by her constituents as “Congresswoman,” Jackson Lee dedicated over 30 years to public service. “With incredible grief for our loss yet deep gratitude for the life she shared with us, we announce the passing of United States Representative Sheila Jackson Lee of the 18th Congressional District of Texas,” her family said in a statement. Read: Pennsylvania Gunman Used Surveillance Drone Before Shooting Former President Trump “A local, national, and international humanitarian, she was a…