lita-onewheel-halfstaff
Find out why your American flag is at half-staff, based on http://www.flagsexpress.com/HalfStaff_s/1852.html.
Installation
Add lita-onewheel-halfstaff to your Lita instance's Gemfile:
gem 'lita-onewheel-halfstaff'
Usage
!halfstaff - get current half staff notices.
!halfstaff history - Get a link to the history of flying flags half-mast.