called at 7:37 pm 6/14/2014, poor english, said he was calling regarding my Windows and malware, wanted me to press control + R...  Not sure if legit or not....

Do consider maybe getting a call blocking device or phone.. You can google them and many are around $60.00 or so.

Report your callers here:

https://www.ftccomplaintassistant.gov/#&panel1-1
https://esupport.fcc.gov/ccmsforms/form1088.action
https://complaints.donotcall.gov/complaint/complaintcheck.aspx?panel=2

By State DNC lists:
http://www.donotcallprotection.com/do_not_call_chart.shtml

Foreign speaking male person , broken English,  Left this message  on my machine.Claiming to be a medical doctor, using the name John Cooper , trying to sell medial equipment.  This call came in today 06/14/14 at 4:09 PM