Hombre negro cansado en gafas apoyadas en la mano y durmiendo mientras se trabaja en el plano sobre fondo borroso de la oficina contemporánea - Foto e imagen de stock

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Frustrated sad black guy is watching at laptop screen and holding head with his hand. He read bad news

Tired bearded black man touching forehead and looking at camera while sitting at desk and working on blueprint in office

Serious african american male student sitting at desktop while watching tutorial on laptop computer tired during exam preparation, unhappy dark skinned freelancer disappointed with doring content

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Side view of serious male student puzzled on web information received during online education webinar, dark skinned IT professional analyzing program mistake during software developing via laptop

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Side view of discouraged male student in casual wear leaning on head with closed eyes in front of laptop and cup of coffee in cafeteria