HARRISBURG (AP) — Two days of legislative hearings are giving Pennsylvania state lawmakers little reason for optimism about the set of problems ahead as schools plan to reopen during the pandemic. The state House Education Committee heard experts say there’s been lots of planning but much concern about what lies ahead. Among the issues are questions about what standards schools should use to decide whether to shut down a school or a district when an outbreak occurs, a prospect that looms large as the school year is about to begin.