Relay action gets underway this weekend with meets in Florida and Texas. Scanning the start lists for the Florida Relays looks like we will get to see some top level sprinting from 400 meter runners – and not all in the 400. Quartermiler Natasha Hastings looks to be working on her speed as she is entered in both the 100 and 200 in Florida. Hastings set her PR of 49.89 back in ’07 and has had a couple of down seasons since then. She will get a look at this year’s indoor sensation Francena McCorory (50.54 American Indoor Record) as both are entered in the 200 meters, as McCorory looks…