Related Stories
Photos
Quotations
Mr. Waltz noted that virtually nothing is known about Crooks, including his encrypted accounts and how he learned to build improvised explosive devices that were later found in his home and car.
Rep. Mike Waltz, a Republican on the task force, said he pushed Secret Service officials Wednesday on what new resources they needed and they said they were still evaluating.
Congress scrambling to ensure safety of presidential candidates in final weeks of campaign →
