The "X" means your lane is closed ahead. You need to safely negotiate your vehicle out of your current lane and into one not marked "X". When doing this watch your speed, look in your mirrors and indicate your intention to change lane. When a gap appears mover over into it smoothly and cancel your indicators when there.
You should change lanes.
When approaching a downed animal that appears to be dead, one should wait a short distance away from the animal and see if the eyes blink.
Go slow when approaching
You don't prepare supplied during a tornado; there isn't enough time. If a tornado is approaching your location, take cover immediately.
No passing to the left should be done when you are approaching a crest or curve in the highway. A driver's view is obstructed during these times and passing would be dangerous.
downtown
Downtown Los Angeles at night isn't very safe or pleasant, however, during the day it is very busy and fun. From Downtown, south and east are directions to avoid going. West of downtown is Beverly Hills, Santa Monica, and many other well-to-do areas. North of downtown is Hollywood, which, though quite crazy, is mostly harmless.
approaching an incline
If you are driving with your bright lights on and can see an approaching vehicle, you should turn off your bright lights immediately.
It appears you should be wary of falling asleep with noone around to wake you during a nightmare.
You should see as far ahead as you can. The farther you can see, the more time you have to prepare for whatever your are approaching, and for whatever is approaching you.
shoot it so it sinks
Both