Spicy0903 That seems like the event when you bring the xev window into focus. Click inside the little window, and then press CTRL. In my case I get these events:
KeyPress event, serial 38, synthetic NO, window 0x7000001,
root 0x1e5, subw 0x0, time 3877027, (89,132), root:(124,231),
state 0x10, keycode 37 (keysym 0xffe3, Control_L), same_screen YES,
XLookupString gives 0 bytes:
XmbLookupString gives 0 bytes:
XFilterEvent returns: False
KeyRelease event, serial 38, synthetic NO, window 0x7000001,
root 0x1e5, subw 0x0, time 3877867, (89,132), root:(124,231),
state 0x14, keycode 37 (keysym 0xffe3, Control_L), same_screen YES,
XLookupString gives 0 bytes:
XFilterEvent returns: False