Spoilers for those who haven't seen Wednesday's episode. 'Arrow' is back on Wednesday, April 27th, till then, here's the extended trailer, official synopsis and new stills from episode 19 of ‘Arrow’ Season 4, titled “Canary Cry.” http://www.youtube.com/watch?v=FNu_5W-wo8k Official Synopsis: “Canary Cry” — (8:00-9:00 p.m. ET) (TV-14, LV) (HDTV)  OLIVER, LANCE AND TEAM DEAL WITH LAUREL’S DEATH … Continue reading ‘Arrow’ Season 4 – Extended Promo, Official Synopsis & Stills From Episode 19, “Canary Cry”