If you're still interested in this, fluorescence may be a good method to test the phosphate dependence on magnesium activity. First record a fluorescence spectrum of a solution of magnesium and fluorescent dye, then add small volumes of concentrated phosphate and note any changes in the fluorescence.
On June 19, 1972, the press reported that one of the Watergate burglars was a Republican Party security aide. Former Attorney General John Mitchell, who at the time was the head of the Nixon re-election campaign (CRP), denied any involvement with the Watergate break-in or knowledge of the five burglars.
Lehrer on Watergate: It was a crime of corruption. John Dean on the days following the Watergate break-in. A burglary at a Washington office complex called the Watergate in June 1972 grew into a wide-ranging political scandal that culminated in the resignation of President Richard Nixon two years later.