Rep. Sheila Jackson Lee says she has been diagnosed with pancreatic cancer

U.S. Rep. Sheila Jackson Lee, D-Texas, announced Sunday night that she is being treated for pancreatic cancer, but assured her constituents that she will soon be back at full strength.

Jackson Lee, 74, has been representing Texas' 18th congressional district for 30 years.

"My doctors have confirmed my diagnosis for pancreatic cancer," Jackson Lee said in a statement. "I am currently undergoing treatment to battle this disease that impacts tens of thousands of Americans every year."