To help keep your trees healthy when pruning: 1  Prune in late winter while trees are dormant. 2  Sterilize pruning shears and saws between cuts with rubbing alcohol or hydrogen peroxide. 3  Target specific risks by treating wounds with an organic fungicide or insecticide.
Thatâs not a person they trust to be on their team.â. Top secret security clearances are checked every five years; secret clearances are reinvestigated every 10 years while confidential clearances are supervised every 15 years. After a security clearance is suspended based upon the findings of a reinvestigation, Graham said a federal employee faces a higher risk of losing his or her job.
The Personnel Security Investigation (PSI) on. which the clearance is based can be either âcurrentâ or âexpired.â PSIs are current if they are not more than. five years old for a Top Secret clearance, 10 years old for a Secret clearance, or 15 years old for a Confidential. clearance.