You want to see why Porcello has sucked this year? Look at the location of the pitches
https://baseballsavant.mlb.com/savant-player/rick-porcello-519144?stats=statcast-r-pitching-mlb
They already tried this. Years ago he was going to be traded for Charlie Furbush, but the other club turn him down. JBJ has almost no value with the FA closing. If there's a time to put up numbers, for his sake it is now.
Sure let's not use a guy with a 18K/9 in a close/late situation and use Brandon Workman instead, the most senior member of the pen.
Who do you suppose to run out there over Barnes?