Bonds filed for free agency last month on the first possible day after the World Series ended with Boston's sweep of the Colorado Rockies -- severing his tenure with San Francisco.

CNN: Home run king Barry Bonds indicted on perjury charges

Meanwhile, Serena Williams displayed her best form in roughly 18 months in winning at Charleston on green clay earlier this month, then led the U.S. Fed Cup team to a 5-0 sweep on red clay in Ukraine this past weekend, earning the team a berth in the World Group next year.

WSJ: Americans Produce Feats on Clay

Now, with the team on a high after the wins over Fiji and Australia this month, Johnstone hopes that coach Andy Robinson can direct his team to a clean sweep in the autumn Tests against higher-ranked teams.

BBC: Johnstone hopes for Scots hat-trick