Second baseman Brian Roberts said he was diagnosed with a small herniated disk in his back about a month ago, but it won't threaten his availability or severely alter his preparation for Opening Day.
"I'm on the right track now," he said.
"It's going to be a little slow in the beginning, but it shouldn't set me back for April 6."
Roberts never had kidney stones, but he was treated for them initially because the symptoms were the same. Once a week passed, but not a stone, Roberts...
