Are U.S. diplomats, staff, families and others being targeted abroad and in the U.S.?

Since 2016, dozens of American officials have come home from Cuba and China with unexplained brain trauma. Evidence shows it may be the work of another government using a weapon that leaves no trace. Scott Pelley reports

Countless others that are not well documented have made similar claims and are being written off as pre-existing medical conditions and/or mental illness when we know forensically clean natural cause of death remote sensing and transmission systems exist and are publicly disclosed as being such.

How can we detect these systems cost effectively with an RTL-SDR, seriously... I know we can so let's grow up people?https://cbsnews.com/video/brain-trauma-suffered-by-u-s-diplomats-abroad-could-be-work-of-hostile-foreign-government-60-minutes-2019-09-01/