Boeing reports first-quarter results and raises EPS guidance. The highlights: - GAAP EPS of $2.34 and core EPS (non-GAAP) of $2.01 on solid execution - Revenue of $21.0 billion reflecting 210 commercial and defense aircraft deliveries and services - Strong operating cash flow of $2.1 billion; repurchased 14.9 million shares for $2.5 billion - Backlog grew to $480 billion, including $27 billion...