1983 actions require proof of damages, just not a deminimus constitutional violation.
No injury proven, the US SC has ruled only nominal damages can be awarded, $1.00.
Police enjoy what is known as "Qualified Immunity" in civil suits, that is straight from the Supreme Court of the United States.
If an attorney feels they can not overcome this burden and or prove damages, they will not pursue it for you.
There is an old saying in the law, "The law does not provide a legal remedy for every wrong".

