Cincinnati Reds notes: Luis Castillo is back at his best; Scooter Gennett to play first base?

SportsPulse: USA TODAY Sports' Bob Nightengale discusses the surging A's and underachieving Nationals. USA TODAY Sports

(Photo: David Kohl-USA TODAY Sports)MILWAUKEE – Filling the strike zone and commanding a devastating changeup, Luis Castillo said his performance Sunday reminded him of how he felt last season.

Castillo has dealt with inconsistency for most of the season, but he’s confident he is back to his best.

He allowed one earned run in 6 \u2154 innings against the poor-hitting San Francisco Giants in his latest outing, striking out nine and walking none.

“I think I’m like last year,” Castillo said through translator Julio Morillo. “This year I’m able to throw my pitches in any situation…