Suspending Social Security Benefits

I’m 67 years old and I’ve been receiving benefits since I was 66. I’m working part time and want to suspend these benefits; however the SSA office told me I could have done this before I turned 67, but not now. Could they be incorrect?

Social Security and CSRS Earnings

In calculating the 35 highest earnings years for WEP and Social Security, indexed for inflation, does that include the earnings that a CSRS retiree earned while employed in their federal positions?