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Self-Regulatory Organizations; Nasdaq BX, Inc.; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend Options 2 at Section 4, Obligations of Market Makers and Lead Market Makers and Section 5, Market Maker Quotations July 28, 2021
National Institute on Aging; Notice of Closed Meeting July 28, 2021
Airworthiness Directives; Pratt & Whitney Turbofan Engines July 28, 2021
The FAA is adopting a new airworthiness directive (AD) for all Pratt & Whitney (PW) PW2037, PW2037M, PW2040, and F117-PW-100 model turbofan engines. This AD was prompted by a report of an uncontained engine failure resulting from cracks in the knife edge of the high- pressure turbine (HPT) 2nd-stage air seal assembly. This AD requires […]

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