WASHINGTON, July 16 -- Sen. Eric Schmitt issued the following press release:

Today, U.S. Senator Eric Schmitt (R-MO) wrote to Secretary of State Marco Rubio and Secretary of Homeland Security Markwayne Mullin requesting they investigate the extent of illegal grants of citizenship documentation to foreign diplomats' children, implement policies and procedures to prevent it from occurring in the future, identify the individuals who have illegally procured citizenship documentation in this manner, and revoke those individuals' illegally procured citizenship documentation.

"I write regarding foreign diplomats improperly claiming birthright citizenship for their children born in the United States during their diplomatic missions. Neither the C...