Identifying the captions

Subject (Who): The North Side Skull & Bone Gang
Verb: parades
Date:Feb. 9, 2016
Place: New Orleans

Identify the following information the following elements from the SECOND SENTENCE of the caption:

Why: They wore the masks and costumes to remind people of their mortality.
and/or
How: By wearing the masks

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Subject (Who): A health worker
Verb: fumigates
Date: Wednesday, Jan 20, 2016.
Place: El Angel cemetery in Lima, Peru,

Identify the following information the following elements from the SECOND SENTENCE of the caption:

Why: In order to prevent the Peru Zika Virus from spreading, and to warn others about this virus.
and/or
How: By fumigating the cemetery.

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Subject (Who): A lay minister
Verb: marks
Date: Wednesday, Feb. 10, 2016.
Place: suburban Paranaque city

Identify the following information the following elements from the SECOND SENTENCE of the caption:

Why: To usher the 40 day start of lent, and to remind humans of their mortality.
and/or
How: By marking crosses made by the ashes of palm leaves on followers heads.

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Subject (Who): A city employee
Verb: stands
Date: Wednesday, Feb. 10, 2016
Place: Bad Aibling, Germany

Identify the following information the following elements from the SECOND SENTENCE of the caption:

Why: To remember those who perished
and/or
How: By standing in front of the two wreaths.

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Subject (Who): People/Merrymakers
Verb: taking
Date: Sunday, Jan. 31, 2016.
Place: Rio de Janeiro, Brazil,

Identify the following information the following elements from the SECOND SENTENCE of the caption:

Why: To enjoy the carnival and mark the first week of February.
and/or
How: By participating in the carnival.