In addition, they recognized that staff expertise had to be frequently updated to keep abreast of ongoing changes in threats, vulnerabilities, software, security techniques, and security monitoring tools.
Staff expertise needed to be frequently updated in the area of vulnerabilities and security monitoring tools.
They recognized that staff expertise didn't need to be frequently updated.
They weren't moving.
The population has not changed at all over the years.
The runners are filling out forms before the race.
Dog running through snow.
Don't tell me, said Tommy, he wasn't interested in the slightest.
The dog is completely dry.