CH 9 Powerpoint - Sierra College Administration of Justice
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Transcript CH 9 Powerpoint - Sierra College Administration of Justice
AJ 53 –
Police Field Operations
Chapter 9 –
Crimes In Progress
In-Progress Calls
Require Immediate & Coordinated
Response
Potential for injuries/death
Victim as well as responding officers
Suspect identification/apprehension
Multiple officers, clear communications
How far can they get away?
Evidence identification/preservation
Crime-scene protection
Pre-Planning
When is an in-progress crime likely to
occur?
Any time of day/any day of week!
Beat knowledge is crucial
Potential victims/target locations
Avenues of ingress & egress
Ability to navigate safely in darkness
Dead ends, one-way streets, etc.
In vehicle, on foot, etc.
High-ground observation locations
Potential informants/witnesses
Play the “What-If?” game with
yourself!
Dispatcher Responsibilities
Obtain as much information from RP as possible
as quickly as possible
Relay information to responding officers as
quickly as possible
Keep the victim/RP on the line
Questions to ask…
What happened? Still happening now?
Exact location?
Injuries? How severe?
Suspect(s) location? Identification/Description?
Weapons? Location now?
Vehicle? Direction of travel?
Field Unit Response
Beat knowledge is crucial!
Code 3 vs. Silent Approach?
Street directions, numbering system, etc.
Each has advantages/disadvantages
Know/follow department policy!
Be aware of surroundings en-route
Suspects, victims, witnesses, etc.
Suspect’s appearance may have changed!
Note suspicious/out-of-place vehicles, persons…
Arrival at the Scene
Communications
How should you arrive?
Siren? Silent? Stealthy?
Where should you park?
Dispatch, other officers, supervisors
Safe, practical distance from scene
Approaching on foot
Use of cover and concealment
What’s the difference?
Arrival Considerations (cont’d)
Stop and Observe…
Don’t just barge in!
John Wayne Syndrome
Look & listen to determine what’s occurring
Maintain Communications
Consider requesting clear frequency
Essential radio traffic only!
Does Dispatch still have RP on telephone?
If not, have Dispatch re-contact before entry
Have parties come out to you, if possible
Making Contact
Safe approach/stance at doorway
Knock and Notice, as required
Exigent circumstances exception
Take control of people and scene
Identify persons involved
Victim, suspect, RP, witnesses, etc.
Security check of area
Check for injuries/medical needs
Separate and interview
Crimes Against Persons
and Violent Crimes
Safe response, arrival, and approach
Wait for back-up as appropriate
Observe and gather intelligence
Active-shooter situation?
Public/Officer/Victim safety
Display of weapons upon approach?
May have to make entry/stop threat as soon as
sufficient officers arrive
Situational awareness
Eyes/ears/senses on high alert
Crimes Against Property
Audible vs. Silent alarms
Safe approach to scene
How does this affect your response?
Use of weapons?
Communicate/Coordinate assistance
Assess nearby persons/vehicles
Suspects, lookouts, etc.
Remember to look up!
Building Entry and Searches
Observe exterior
Open doors, windows, etc.
Signs of forced entry/attempted entry
Identify/preserve potential evidence
Officers enter/search together
Avoids mis-identification, crossfire, etc.
Silence/stealth vs. Making your presence
known
Radios, cell phones, keys, etc. make a lot of
noise
Maintain communications updates
Building Searches (continued)
Flashlights
Communication with fellow officers
Radio, talking, hand signals
Room-by-room searches
Day shift?
How to hold/use during search
Don’t linger in doorways
Locked doors?
Potential hiding places
Expect the unexpected!
Mentally/physically prepared to find suspects
Use of Weapon During Search
What else will you need to do with your hands during search?
Which, if any, weapon do you choose?
Handgun? Shotgun? AR-15? Taser? Other?
Department Policy and common sense should guide your decision
Advantages & Disadvantages to each…
Open/close/secure doors, Manipulate light switches, Use radio
Ease of carry, slings, one-hand/two-hand, etc.
Firepower/penetration
Transition between force options
Always follow basic safety rules
Trigger finger indexed along slide/frame
Muzzle pointed in safe direction
Avoid crossfire situations
Be aware of target and beyond
Prowler Calls
647(h) PC – Prowling (M)
647(i) PC – Peeping (M)
Loiter, prowl, wander on private property, day or
night, without lawful business
Peek in door or window of inhabited building/structure
while prowling
Prowler characteristics vary greatly…
No crime – resident, friend, relative, etc.
Curious teens
Domestic Violence, Stalking, Sexual Voyeur
Rapist/Sexual Predator, Serial Killer
Responding to Prowler Calls
Response and Approach
Silent/blacked-out response
Park a few houses away
Silent approach on foot
Be aware of vehicles/pedestrians in area
Use light to thoroughly search area when practicable
Weapon drawn during search?
Not as likely for misdemeanor response
Contacting the victim
Very traumatic situation, especially if UTL suspect
Thoroughly check interior/exterior
Assist with alternate overnight arrangements
Remain in area to observe stealthily
Extra-patrol follow-up
General Response
Considerations
Avoid caravanning to scene
Don’t jump-in on the call unless assigned or
requested
Consider alternate routes to/from location
Drift closer, but stay available
Acquire good location for BOL surveillance
Suspect’s mode of travel?
Time elapsed since crime reported?
Distance able to be covered in that time?
General Search Considerations
Each search has certain advantages/disadvantages…
Foot Search
Spot Cover
Leapfrog, Quadrant, Spiral, Zigzag
Plainclothes Assistance
Fixed-location surveillance
Various search patterns
Face-to-face interaction/question witnesses
Limited mobility, response time, equipment
Proper ID and clear communications!
Alternative Search Methods
Bicycles, Air Units, Mounted Units, etc.