News roundup: Cox looking into cause of Monday’s phone outage in B.R. … Jena Choctaws to open new casino Wednesday … Small business optimism in U.S. increases again

Dialed in: A Cox Communications spokesman says the intermittent phone outages in Baton Rouge that began around 6 a.m. Monday were fixed "by midafternoon" and that all service is back up as of this mor…