Corridor Business Journal: Rockwell Collins today reported strong second-quarter earnings growth in what’s expected to be its final earnings report as an independent company before its acquisition by United Technologies Corp. The Cedar Rapids-based aerospace and defense electronics company reported earnings of $1.43 per share, compared with $1.27 per share in the prior year’s second quarter. Sales were up 5 percent organically, or 62 percent when including $776 million of revenue from its recent acquisition of B/E Aerospace, to $2.18 billion. Rockwell Collins’ acquisition by United Technologies is expected to close this summer pending regulatory approvals.