News roundup: Business First increases underwritten stock offering … ‘Nightwatch’ TV show to film Baton Rouge EMS … Lynyrd Skynyrd to perform in Baton Rouge on farewell tour

Expanded offering: Business First Bancshares Inc. this morning announced it’s expanding the size of the underwritten public stock offering made Monday from 900,000 to 1,050,000 shares, at $24 per sh…