No deal between Jake Long, Giants after second visit

Offensive tackle Jake Long could sign with the Giants if his right knee passes inspection.More help for the Giants’ beleaguered offensive line may soon be on the way.

Jake Long, the oft-injured former No. 1 overall pick, arrived in New Jersey on Wednesday morning for his second free-agent visit with the Giants, an NFL source confirmed. And it’s possible that if the 30-year-old’s troublesome right knee checks out, he could sign a contract by the time training camp opens on Thursday morning.

The health of that knee remains a big issue, though. Long, who was the first overall pick in the 2008 draft, tore the ACL in his right knee last October – his second tear of the same ACL in less than a…