Senators Work to Revive Immigration Bill By JULIE HIRSCHFELD DAVIS Associated Press Writer WASHINGTON — Key Republican and Democratic senators are reaching for a deal to resurrect their stalled immigration compromise by requiring that some $4 billion be spent on border security and workplace enforcement. The mandatory security funding is part of a plan to attract more Republican support for the measure, which grants legal status to millions of unlawful immigrants. In private meetings Wednesday, the bipartisan group that crafted the delicate compromise was hammering out a plan to allow votes on a limited set of Republican- and Democratic-sought changes...